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air Idioms & Phrases


active air defense

  • noun air defense by the use aircraft or missiles or artillery or electronic countermeasures
WordNet

air alert

  • noun the time period during which military and civilian agencies are prepared for an enemy air attack
  • noun the condition in which combat aircraft are airborne and ready for an operation
    • aircraft in the Mideast are on air alert
  • noun the warning signal that begins a period of preparation for an enemy air attack
WordNet

air attache

  • noun a military attache who is a commissioned or warrant officer in an air force
WordNet

air attack

  • noun an attack by armed planes on a surface target
    air attack.
WordNet

air bag

  • noun a safety restraint in an automobile; the bag inflates on collision and prevents the driver or passenger from being thrown forward
WordNet

Air balloon

  • . See Balloon.
Webster 1913

air base

  • noun a base for military aircraft
    air base.
WordNet

Air bath

  • . (a) An apparatus for the application of air to the body. (b) An arrangement for drying substances in air of any desired temperature.
Webster 1913

air bed

Air" bed`
Definitions
  1. A sack or matters inflated with air, and used as a bed.
Webster 1913

air bladder

  • noun an air-filled sac near the spinal column in many fishes that helps maintain buoyancy
    float; swim bladder.
WordNet
Air" blad`der
Definitions
  1. (Anat.) An air sac, sometimes double or variously lobed, in the visceral cavity of many fishes. It originates in the same way as the lungs of air-breathing vertebrates, and in the adult may retain a tubular connection with the pharynx or esophagus.
  2. A sac or bladder full of air in an animal or plant; also an air hole in a casting.
Webster 1913

air brake

Air" brake`
Definitions
  1. (Mach.) A railway brake operated by condensed air. Knight.
Webster 1913

air bubble

  • noun a bubble of air
WordNet

Air castle

  • noun absentminded dreaming while awake
    revery; castle in Spain; air castle; daydream; daydreaming; reverie; oneirism.
WordNet
  • . See Castle in the air, under Castle.
Webster 1913

air cell

  • noun a tiny sac for holding air in the lungs; formed by the terminal dilation of tiny air passageways
    air cell; alveolus.
WordNet
Air" cell`
Definitions
  1. (Bot.) A cavity in the cellular tissue of plants, containing air only.
  2. (Anat.) A receptacle of air in various parts of the system; as, a cell or minute cavity in the walls of the air tubes of the lungs; the air sac of birds; a dilatation of the air vessels in insects.
Webster 1913

air chamber

Air" cham`ber
Definitions
  1. A chamber or cavity filled with air, in an animal or plant.
  2. A cavity containing air to act as a spring for equalizing the flow of a liquid in a pump or other hydraulic machine.
Webster 1913

air cleaner

  • noun a filter that removes dust from the air that passes through it
    air cleaner.
WordNet

air cock

Air" cock`
Definitions
  1. A faucet to allow escape of air.
Webster 1913

air combat command

  • noun a command that is the primary provider of air combat weapon systems to the United States Air Force; operates fighter, bomber, reconnaissance, battle-management, and rescue aircraft
    ACC.
WordNet

Air compressor

  • noun a compressor that takes in air at atmospheric pressure and delivers it at a higher pressure
WordNet
  • a machine for compressing air to be used as a motive power.
Webster 1913

air conditioner

  • noun a system that keeps air cool and dry
    air conditioner.
WordNet

air conditioning

  • noun a system that keeps air cool and dry
    air conditioner.
WordNet

air corps

  • noun formerly the airborne division of the United States Army
WordNet

air cover

  • noun the use of military aircraft to provide protection against attack by enemy aircraft during ground or naval operations
WordNet

air crew

  • noun the crew of an aircraft
    aircrew.
WordNet

Air crossing

  • a passage for air in a mine.
Webster 1913

air current

  • noun air moving (sometimes with considerable force) from an area of high pressure to an area of low pressure
    air current; wind.
    • trees bent under the fierce winds
    • when there is no wind, row
    • the radioactivity was being swept upwards by the air current and out into the atmosphere
WordNet

Air cushion

  • noun the trapped air that supports a hovercraft a short distance above the water or ground
  • noun a mechanical device using confined air to absorb the shock of motion
    air cushion.
  • noun a cushion usually made of rubber or plastic that can be inflated
    inflatable cushion.
WordNet
  • an air-tight cushion which can be inflated; also, a device for arresting motion without shock by confined air.
Webster 1913

air defense

  • noun defensive measures designed to destroy attacking enemy aircraft or missiles or to nullify their effectiveness
WordNet

air division

  • noun a unit of the United States Air Force usually comprising two or more wings
    division.
WordNet

air drill

Air" drill`
Definitions
  1. A drill driven by the elastic pressure of condensed air; a pneumatic drill. Knight.
Webster 1913

air duct

  • noun a duct that provides ventilation (as in mines)
    air duct; airway.
WordNet

air embolism

  • noun obstruction of the circulatory system caused by an air bubble as, e.g., accidentally during surgery or hypodermic injection or as a complication from scuba diving
    gas embolism; aeroembolism.
  • noun pain resulting from rapid change in pressure
    caisson disease; bends; gas embolism; aeroembolism; decompression sickness.
WordNet

air engine

Air" engine`
Definitions
  1. An engine driven by heated or by compressed air. Knight.
Webster 1913

air filter

  • noun a filter that removes dust from the air that passes through it
    air cleaner.
WordNet

air flow

  • noun the flow of air
    air flow; airflow.
    • she adjusted the fan so that the airflow was directed right at her
WordNet

air force

  • noun the airborne branch of a country's armed forces
    airforce.
  • noun the airforce of the United States of America; the agency that defends the United States through control and exploitation of air and space
    USAF; United States Air Force; U. S. Air Force; Air Force.
WordNet

air force academy

  • noun an academy for training air force officers
WordNet

air force intelligence surveillance and reconnaissance

  • noun an agency focused on ensuring that the United States military attains information superiority; operates worldwide ground sites and an array of airborne reconnaissance and surveillance platforms
    AFISR; Air Force Intelligence Surveillance and Reconnaissance.
WordNet

air force isr

  • noun an agency focused on ensuring that the United States military attains information superiority; operates worldwide ground sites and an array of airborne reconnaissance and surveillance platforms
    AFISR; Air Force Intelligence Surveillance and Reconnaissance.
WordNet

air force officer

  • noun an officer in the airforce
    commander.
WordNet

air force research laboratory

  • noun a United States Air Force defense laboratory responsible for discovering and developing and integrating fighting technologies for aerospace forces
    AFRL.
WordNet

air force space command

  • noun a command of the United States Air Force that is responsible for defending the United States through its space and intercontinental ballistic missile operations
    AFSPC.
WordNet

Air fountain

  • a contrivance for producing a jet of water by the force of compressed air.
Webster 1913

Air furnace

  • a furnace which depends on a natural draft and not on blast.
Webster 1913

air gas

  • noun a gas made of carbon monoxide and hydrogen and nitrogen; made by passing air over hot coke
    producer gas.
WordNet
Air" gas`
Definitions
  1. See under Gas.
Webster 1913

air group

  • noun a unit of the United States Air Force larger than a squadron and smaller than a wing
WordNet

air gun

  • noun a gun that propels a projectile by compressed air
    airgun; air gun.
WordNet
Air" gun`
Definitions
  1. A kind of gun in which the elastic force of condensed air is used to discharge the ball. The air is powerfully compressed into a reservoir attached to the gun, by a condensing pump, and is controlled by a valve actuated by the trigger. airhead
Webster 1913

air hammer

  • noun a hammer driven by compressed air
    pneumatic hammer; jackhammer.
WordNet

air hole

  • noun a local region of low pressure or descending air that causes a plane to lose height suddenly
    pocket; air hole.
  • noun a hole that allows the passage of air
WordNet
Air" hole`
Definitions
  1. A hole to admit or discharge air; specifically, a spot in the ice not frozen over.
  2. (Founding) A fault in a casting, produced by a bubble of air; a blowhole.
Webster 1913

air horn

  • noun a pneumatic horn
  • noun air intake of a carburetor
WordNet

air hose

  • noun a hose that carries air under pressure
    airline.
WordNet

air hostess

  • noun a woman steward on an airplane
    stewardess; hostess.
WordNet

air jacket

  • noun an inflatable life jacket
    Mae West.
WordNet
Air" jack`et
Definitions
  1. A jacket having air-tight cells, or cavities which can be filled with air, to render persons buoyant in swimming.
Webster 1913

air lane

  • noun a designated route followed by airplanes in flying from one airport to another
    skyway; airway; flight path.
WordNet

air letter

  • noun a letter sent by air mail
    airmail letter; aerogram; aerogramme.
WordNet

air level

Air" lev`el
Definitions
  1. Spirit level. See Level.
Webster 1913

Air line

  • a straight line; a bee line. Hence
Webster 1913

Air lock

  • noun a chamber that provides access to space where air is under pressure
    airlock.
WordNet
  • (Hydr. Engin.), an intermediate chamber between the outer air and the compressed-air chamber of a pneumatic caisson. Knight.
Webster 1913

air mail

  • noun mail that is sent by air transport
WordNet

air marshal

  • noun a person trained by the government in hijacking and terrorist tactics who (for security reasons) is a passenger aboard an airline flight
    sky marshal.
WordNet

air mass

  • noun a large body of air with uniform characteristics horizontally
WordNet

air mattress

  • noun a mattress that can be stored flat and inflated for use
WordNet

air medal

  • noun a United States Air Force decoration for meritorious achievement while participating in an aerial flight
WordNet

air mile

  • noun a unit of length used in navigation; exactly 1,852 meters; historically based on the distance spanned by one minute of arc in latitude
    naut mi; mi; mile; nautical mile; international nautical mile; knot.
WordNet

air national guard

  • noun a civilian reserve component of the United States Air Force that provides prompt mobilization during war and assistance during national emergencies
    ANG.
WordNet

air out

  • verb expose to fresh air
    aerate; air.
    • aerate your old sneakers
  • verb expose to cool or cold air so as to cool or freshen
    vent; ventilate; air.
    • air the old winter clothes
    • air out the smoke-filled rooms
WordNet

air passage

  • noun a duct that provides ventilation (as in mines)
    air duct; airway.
WordNet

air pipe

Air" pipe`
Definitions
  1. A pipe for the passage of air; esp. a ventilating pipe.
Webster 1913

air plant

  • noun plant that derives moisture and nutrients from the air and rain; usually grows on another plant but not parasitic on it
    aerophyte; epiphytic plant; epiphyte.
WordNet
Air" plant`
Definitions
  1. (Bot.) A plant deriving its sustenance from the air alone; an aërophyte. ✍ The "Florida moss" (Tillandsia), many tropical orchids, and most mosses and lichens are air plants. Those which are lodged upon trees, but not parasitic on them, are epiphytes.
Webster 1913

air pocket

  • noun a local region of low pressure or descending air that causes a plane to lose height suddenly
    pocket; air hole.
WordNet

air poise

Air" poise`
Etymology
See Poise.
Definitions
  1. A measure the weight of air.
Webster 1913

air pollution

  • noun pollution of the atmosphere
    • air pollution reduced the visibility
WordNet

Air port

  • (Nav.), a scuttle or porthole in a ship to admit air.
Webster 1913

air potato

  • noun yam of tropical Africa and Asia cultivated for it large tubers
    Dioscorea bulbifera.
WordNet

air power

  • noun the aggregation of a country's military aircraft
    aviation.
WordNet

air pressure

  • noun the pressure exerted by the atmosphere
    pressure; atmospheric pressure.
WordNet

air pump

  • noun a pump that moves air in or out of something
    vacuum pump.
WordNet
Air" pump`
Definitions
  1. (Physics) A kind of pump for exhausting air from a vessel or closed space; also, a pump to condense air of force in into a closed space.
  2. (Steam Engines) A pump used to exhaust from a condenser the condensed steam, the water used for condensing, and any commingled air.
Webster 1913

air raid

  • noun an attack by armed planes on a surface target
    air attack.
WordNet

air reconnaissance

  • noun reconnaissance either by visual observation from the air or through the use of airborne sensors
WordNet

air rifle

  • noun a gun that propels a projectile by compressed air
    airgun; air gun.
WordNet

air sac

  • noun a tiny sac for holding air in the lungs; formed by the terminal dilation of tiny air passageways
    air cell; alveolus.
  • noun any of the thin-walled extensions of the tracheae of insects
  • noun any of the membranous air-filled extensions of the lungs of birds
WordNet
Air" sac`
Definitions
  1. (Anat.) One of the spaces in different parts. of the bodies of birds, which are filled with air and connected with the air passages of the lungs; an air cell.
Webster 1913

air search radar

  • noun a shipboard radar that searches for aircraft
WordNet

air shaft

  • noun a shaft for ventilation
    air shaft.
WordNet
Air" shaft`
Definitions
  1. A passage, usually vertical, for admitting fresh air into a mine or a tunnel.
Webster 1913

air sick

  • adjective satellite experiencing motion sickness
    seasick; airsick; carsick.
WordNet

air sickness

  • noun motion sickness experienced while traveling by air (especially during turbulence)
    airsickness.
WordNet

air sock

  • noun a truncated cloth cone mounted on a mast; used (e.g., at airports) to show the direction of the wind
    windsock; wind sock; air sock; sock; wind sleeve; drogue; wind cone.
WordNet

air space

  • noun the space in the atmosphere immediately above the earth
    airspace.
WordNet

Air spring

  • noun a mechanical device using confined air to absorb the shock of motion
    air cushion.
WordNet
  • a spring in which the elasticity of air is utilized.
Webster 1913

air station

  • noun a base for military aircraft
    air base.
WordNet

air stove

Air" stove`
Definitions
  1. A stove for heating a current of air which is directed against its surface by means of pipes, and then distributed through a building.
Webster 1913

air terminal

  • noun a terminal that serves air travelers or air freight
    airport terminal.
WordNet

Air thermometer

  • noun thermometer that measures temperature by changes in the pressure of a gas kept at constant volume
    gas thermometer.
WordNet
  • a form of thermometer in which the contraction and expansion of air is made to measure changes of temperature.
Webster 1913

Air threads

  • gossamer.
Webster 1913

air traffic

  • noun traffic created by the movement of aircraft
WordNet

air transport

  • noun transportation by air
    air transport.
WordNet

air transportation

  • noun transportation by air
    air transport.
WordNet

air transportation system

  • noun a transportation system for moving passengers or goods by air
WordNet

Air trap

  • a contrivance for shutting off foul air or gas from drains, sewers, etc.; a stench trap.
Webster 1913

air travel

  • noun travel via aircraft
    aviation; air.
    • air travel involves too much waiting in airports
    • if you've time to spare go by air
WordNet

air traveler

  • noun someone who travels by airplane
    air traveler.
WordNet

air traveller

  • noun someone who travels by airplane
    air traveler.
WordNet

Air trunk

  • a pipe or shaft for conducting foul or heated air from a room.
Webster 1913

air unit

  • noun a military unit that is part of the airforce
WordNet

Air valve

  • a valve to regulate the admission or egress of air; esp. a valve which opens inwardly in a steam boiler and allows air to enter.
Webster 1913

air vessel

Air" ves`sel
Definitions
  1. A vessel, cell, duct, or tube containing or conducting air; as the air vessels of insects, birds, plants, etc.; the air vessel of a pump, engine, etc. For the latter, see Air chamber. The air vessels of insects are called tracheæ, of plants spiral vessels.
Webster 1913

air wave

  • noun a sound wave that is transmitted via air
WordNet

Air way

  • a passage for a current of air; as the air way of an air pump; an air way in a mine.
Webster 1913

air well

  • noun a shaft for ventilation
    air shaft.
WordNet

air-breathing

  • adjective deriving oxygen from the air
    • he studied respiration in marine air-breathing vertebrates
    • large air-breathing ichthyosaurs had hydrofoils
WordNet

air-built

Air"-built` adjective
Definitions
  1. Erected in the air; having no solid foundation; chimerical; as, an air-built castle.
Webster 1913

air-condition

  • verb control the humidity and temperature of
    air-condition.
    • The room was cool because it had been air-conditioned
  • verb equip with an apparatus for controlling the humidity and temperature
    air-condition; air-cool.
    • Our house is not air-conditioned
WordNet

air-conditioned

  • verb control the humidity and temperature of
    air-condition.
    • The room was cool because it had been air-conditioned
  • verb equip with an apparatus for controlling the humidity and temperature
    air-condition; air-cool.
    • Our house is not air-conditioned
  • adjective satellite cooled by air conditioning
WordNet

air-cool

  • verb equip with an apparatus for controlling the humidity and temperature
    air-condition; air-cool.
    • Our house is not air-conditioned
WordNet

air-cooled

  • verb equip with an apparatus for controlling the humidity and temperature
    air-condition; air-cool.
    • Our house is not air-conditioned
  • adjective satellite cooled by a flow of air
    • an air-cooled engine
WordNet

air-drawn

Air"-drawn" adjective
Definitions
  1. Drawn in air; imaginary.
    This is the air-drawn dagger. Shak.
Webster 1913

air-dried

  • adjective satellite made dry by contact with unheated air
WordNet

air-drop

  • verb drop (an object) from the air; unload from a plane or helicopter
WordNet

air-dry

  • adjective satellite not giving off moisture on exposure to the air
WordNet

air-filled

  • adjective satellite full of air
WordNet

air-freight

  • verb transport (cargo) by air
    air-freight; airfreight.
WordNet

air-intake

  • noun a duct that admits air to be mixed with fuel
WordNet

Air-line

  • adj.; as, air-line road.
Webster 1913

air-raid shelter

  • noun a chamber (often underground) reinforced against bombing and provided with food and living facilities; used during air raids
    bomb shelter; bombproof.
WordNet

air-ship

  • verb transport (cargo) by air
    air-freight; airfreight.
WordNet

air-slacked

Air"-slacked` adjective
Definitions
  1. Slacked, or pulverized, by exposure to the air; as, air-slacked lime.
Webster 1913

air-slake

  • verb alter by exposure to air with conversion at least in part to a carbonate
    • air-slake lime
WordNet

air-sleeve

  • noun a truncated cloth cone mounted on a mast; used (e.g., at airports) to show the direction of the wind
    windsock; wind sock; air sock; sock; wind sleeve; drogue; wind cone.
WordNet

air-tight

  • adjective satellite having no weak points
    airtight.
    • an airtight defense
    • an airtight argument
  • adjective satellite not allowing air or gas to pass in or out
    airtight; gas-tight.
WordNet
Air"-tight` adjective
Definitions
  1. So tight as to be impermeable to air; as, an air-tight cylinder.
Air"-tight` noun
Definitions
  1. A stove the draft of which can be almost entirely shut off. Colloq. U. S.
Webster 1913

air-to-air

  • adjective operating between or launched from or involving rockets or aircraft in flight
    • air-to-air missiles
    • air-to-air communications
WordNet

air-to-air missile

  • noun a missile designed to be launched from one airplane at another
WordNet

air-to-ground

  • adjective operating from or designed to be fired from aircraft at targets on the ground
    air-to-ground.
    • air-to-surface missiles
WordNet

air-to-ground missile

  • noun a missile designed to be launched from an airplane at a target on the ground
    air-to-ground missile.
WordNet

air-to-surface

  • adjective operating from or designed to be fired from aircraft at targets on the ground
    air-to-ground.
    • air-to-surface missiles
WordNet

air-to-surface missile

  • noun a missile designed to be launched from an airplane at a target on the ground
    air-to-ground missile.
WordNet

airing cupboard

  • noun a warm cupboard where you put newly washed clothes until they are completely dry
WordNet

blue air

  • noun the sky as viewed during daylight
    blue; wild blue yonder; blue sky.
    • he shot an arrow into the blue
WordNet

breath of fresh air

  • noun a welcome relief
    • the new management was like a breath of fresh air
WordNet

buenos aires

  • noun capital and largest city of Argentina; located in eastern Argentina near Uruguay; Argentina's chief port and industrial and cultural center
    capital of Argentina.
WordNet

calm air

  • noun wind moving at less than 1 knot; 0 on the Beaufort scale
    calm.
WordNet

Castle in the air

  • noun absentminded dreaming while awake
    revery; castle in Spain; air castle; daydream; daydreaming; reverie; oneirism.
WordNet
  • a visionary project; a baseless scheme; an air castle; sometimes called a castle in Spain (F. Château en Espagne).
Webster 1913

clear the air

  • verb dispel differences or negative emotions
    • The group called a meeting to finally clear the air
WordNet

clear-air turbulence

  • noun strong turbulence in an otherwise cloudless region that subjects aircraft to violent updrafts or downdrafts
WordNet

Compessed air engine

  • an engine operated by the elastic force of compressed air.
Webster 1913

Complemental air

  • (Physiol.), the air (averaging 100 cubic inches) which can be drawn into the lungs in addition to the tidal air, by the deepest possible inspiration.
Webster 1913

compressed air

  • noun air at a pressure greater than that of the atmosphere
    • compressed air is often used to power machines
WordNet

current of air

  • noun air moving (sometimes with considerable force) from an area of high pressure to an area of low pressure
    air current; wind.
    • trees bent under the fierce winds
    • when there is no wind, row
    • the radioactivity was being swept upwards by the air current and out into the atmosphere
WordNet

dead air

  • noun an inadvertent interruption in a broadcast during which there is no sound
WordNet

dead-air space

  • noun an unventilated area where no air circulates
WordNet

Dephlogisticated air

  • oxygen gas; so called by Dr. Priestly and others of his time.
Webster 1913

Empyreal air

  • oxygen gas.
Webster 1913

Fixed air

  • (Old Chem.), carbonic acid or carbon dioxide; so called by Dr. Black because it can be absorbed or fixed by strong bases. See Carbonic acid, under Carbonic.
Webster 1913

flow of air

  • noun the flow of air
    air flow; airflow.
    • she adjusted the fan so that the airflow was directed right at her
WordNet

fuel-air bomb

  • noun a bomb that uses a fuel-air explosive
    thermobaric bomb; volume-detonation bomb; aerosol bomb; vacuum bomb.
    • a thermobaric bomb can create overpressures equal to an atomic bomb
WordNet

fuel-air explosive

  • noun a device consisting of a container of fuel and two explosive charges; the first charge bursts open the fuel container at a predetermined height and spreads the fuel in a cloud that mixes with atmospheric oxygen; the second charge detonates the cloud which creates an enormous blast wave and incinerates whatever is below
    FAE.
WordNet

heavier-than-air

  • adjective satellite relating to an aircraft heavier than the air it displaces
WordNet

heavier-than-air craft

  • noun a non-buoyant aircraft that requires a source of power to hold it aloft and to propel it
WordNet

hot air

  • noun air that has been heated and tends to rise
  • noun loud and confused and empty talk
    rhetoric; palaver; empty talk; empty words.
    • mere rhetoric
WordNet

hot-air balloon

  • noun balloon for travel through the air in a basket suspended below a large bag of heated air
WordNet

In the air

  • adverb on everybody's mind
    in everyone's thoughts.
    • Christmas was in the air
WordNet
  • . (a) Prevalent without traceable origin or authority, as rumors. (b) Not in a fixed or stable position; unsettled. (c) (Mil.) Unsupported and liable to be turned or taken in flank; as, the army had its wing in the air.
Webster 1913

industrial air pollution

  • noun pollution resulting from an industrial plant discharging pollutants into the atmosphere
WordNet

Inflammable air

  • the old chemical name for hydrogen.
Webster 1913

light air

  • noun wind moving 1-3 knots; 1 on the Beaufort scale
WordNet

lighter-than-air

  • adjective satellite relating to a balloon or other aircraft that flies because it weighs less than the air it displaces
WordNet

lighter-than-air craft

  • noun aircraft supported by its own buoyancy
WordNet

liquid air

  • noun air in a liquid state
WordNet

Mephitic air

  • (Chem.), carbon dioxide; so called because of its deadly suffocating power. See Carbonic acid, under Carbonic.
Webster 1913

  • noun the principal agency of the United States Navy for research and development for air warfare and missile weapon systems
    NAWCWPNS.
WordNet

on air

  • adverb very happily
    • we were floating on air at the news
WordNet

open air

  • noun where the air is unconfined
    out-of-doors; open; outdoors.
    • he wanted to get outdoors a little
    • the concert was held in the open air
    • camping in the open
WordNet

open-air

  • adjective satellite in the open air
    alfresco.
    • an alfresco lunch
    • an open-air theater
WordNet
O"pen-air` adjective
Definitions
  1. Taking place in the open air; outdoor; as, an open-air game or meeting.
Webster 1913

open-air market

  • noun a public marketplace where food and merchandise is sold
    open-air market; market square.
WordNet

open-air marketplace

  • noun a public marketplace where food and merchandise is sold
    open-air market; market square.
WordNet

out of thin air

  • adverb without warning
    out of nothing; from nowhere.
    • your cousin arrived out of thin air
WordNet

passive air defense

  • noun air defense by the use of deception or dispersion or protective construction
WordNet

puff of air

  • noun a short light gust of air
    puff; whiff.
WordNet

put on airs

  • verb act like the master of
    lord it over; queen it over; act superior.
    • He is lording it over the students
WordNet

Reserve air

  • . (Physiol.) Same as Supplemental air, under Supplemental.
Webster 1913

Residual air

  • (Physiol.), that portion of air contained in the lungs which can not be expelled even by the most violent expiratory effort. It amounts to from 75 to 100 cubic inches. Cf. Supplemental air, under Supplemental.
Webster 1913

royal air force

  • noun the airforce of Great Britain
    RAF.
WordNet

special air service

  • noun a specialist regiment of the British army that is trained in commando techniques of warfare and used in clandestine operations (especially against terrorist groups)
    SAS.
WordNet

Stationary air

  • (Physiol.), the air which under ordinary circumstances does not leave the lungs in respiration.
Webster 1913

Supplemental air

  • (Physiol.), the air which in addition to the residual air remains in the lungs after ordinary expiration, but which, unlike the residual air, can be expelled; reserve air.
Webster 1913

surface-to-air

  • adjective operating from or designed to be launched from the ground against an airborne target
    • surface-to-air missiles
WordNet

surface-to-air missile

  • noun a guided missile fired from land or shipboard against an airborne target
    SAM.
WordNet

surface-to-air missile system

  • noun the shipboard system that fires missiles at aircraft
WordNet

take the air

  • verb take a walk; go for a walk; walk for pleasure
    walk.
    • The lovers held hands while walking
    • We like to walk every Sunday
WordNet

The open air

  • the air out of doors.
Webster 1913

thin air

  • noun nowhere to be found in a giant void
    • it vanished into thin air
WordNet

Tidal air

  • (Physiol.), the air which passes in and out of the lungs in ordinary breathing. It varies from twenty to thirty cubic inches.
Webster 1913

To be taken aback, To take advantage of, To take air, etc.

  • See under Aback, Advantage, etc.
Webster 1913

To take air

  • to be divulged; to be made public.
Webster 1913

To take the air

  • to go abroad; to walk or ride out.
Webster 1913

to take to the air

  • to take off.
Webster 1913

u. s. air force

  • noun the airforce of the United States of America; the agency that defends the United States through control and exploitation of air and space
    USAF; United States Air Force; U. S. Air Force; Air Force.
WordNet

united states air force

  • noun the airforce of the United States of America; the agency that defends the United States through control and exploitation of air and space
    USAF; United States Air Force; U. S. Air Force; Air Force.
WordNet

united states air force academy

  • noun a school for training men and women to become officers in the United States Air Force
    United States Air Force Academy.
WordNet

up in the air

  • adjective satellite very uncertain
    • left everything up in the air
  • adjective satellite not yet determined
    • plans are still up in the air
WordNet

us air force

  • noun the airforce of the United States of America; the agency that defends the United States through control and exploitation of air and space
    USAF; United States Air Force; U. S. Air Force; Air Force.
WordNet

us air force academy

  • noun a school for training men and women to become officers in the United States Air Force
    United States Air Force Academy.
WordNet

Vital air

  • oxygen gas; so called because essential to animal life. Obs.
Webster 1913

walk on air

  • verb feel extreme happiness or elation
    be on cloud nine; exult; jump for joy.
WordNet

walking on air

  • noun a state of extreme happiness
    cloud nine; blissfulness; bliss; seventh heaven.
WordNet