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rat Idioms & Phrases


A cut in rates

  • (Railroad), a reduction in fare, freight charges, etc., below the established rates.
Webster 1913

Bamboo rat

  • (Zoöl.), any Indian rodent of the genus Rhizomys.
Webster 1913

bandicoot rat

  • noun burrowing scaly-tailed rat of India and Ceylon
    bandicoot rat.
WordNet

Beaver rat

  • noun amphibious rat of Australia and New Guinea
WordNet
  • (Zoöl.), an aquatic ratlike quadruped of Tasmania (Hydromys chrysogaster).
Webster 1913

Beaver rat, Coast rat

  • . (Zoöl.) See under Beaver and Coast.
Webster 1913

Black rat

  • noun common household pest originally from Asia that has spread worldwide
    Rattus rattus; black rat.
WordNet
  • (Zoöl.), one of the species of rats (Mus rattus), commonly infesting houses.
Webster 1913

black rat snake

  • noun large harmless shiny black North American snake
    blacksnake; mountain blacksnake; Elaphe obsoleta; pilot blacksnake.
WordNet

Blind rat

  • (Zoöl.), the mole rat.
Webster 1913

bond rating

  • noun an evaluation by a rating company of the probability that a particular bond issue will default
    • the bonds of highest quality are said to have bond ratings of AAA
WordNet

brown rat

  • noun common domestic rat; serious pest worldwide
    Rattus norvegicus; brown rat.
WordNet

cat and rat

  • noun a game for children in which the players form a circle and join hands; they raise their hands to let a player inside the circle or lower their hands to bar a second player who is chasing the first
    cat and mouse.
WordNet

chinchilla rat

  • noun ratlike rodent with soft fur and large ears of the Andes
    abrocome; chinchilla rat.
WordNet

Coast rat

  • (Zoöl.), a South African mammal (Bathyergus suillus), about the size of a rabbit, remarkable for its extensive burrows; called also sand mole.
Webster 1913

Coffee rat

  • (Zoöl.) See Musang.
Webster 1913

Cotton rat

  • noun destructive long-haired burrowing rat of southern North America and Central America
    Sigmodon hispidus.
WordNet
  • (Zoöl.), a long-haired rat (Sigmodon hispidus), native of the Southern United States and Mexico. It makes its nest of cotton and is often injurious to the crop.
Webster 1913

County rates

  • rates levied upon the county, and collected by the boards of guardians, for the purpose of defraying the expenses to which counties are liable, such as repairing bridges, jails, etc. Eng.
Webster 1913

credit rating

  • noun an estimate, based on previous dealings, of a person's or an organization's ability to fulfill their financial commitments
    credit.
WordNet

damaraland mole rat

  • noun colonial mole rat of western Africa; similar to naked mole rat
WordNet

desert rat

  • noun any of various leaping rodents of desert regions of North America and Mexico; largest members of the family Heteromyidae
    Dipodomys phillipsii; desert rat.
WordNet

dusky-footed wood rat

  • noun a wood rat with dusky feet
WordNet

dwarf pocket rat

  • noun small silky-haired pouched rodent; similar to but smaller than kangaroo rats
    kangaroo mouse.
WordNet

Floe rat

  • (Zoöl.), a seal (Phoca foetida).
Webster 1913

florida water rat

  • noun of Florida wetlands
    round-tailed muskrat; Neofiber alleni.
WordNet

Ground rat

  • . (Zoöl.) See Ground pig (above).
  • . See Ground Pig, under Ground.
Webster 1913

gym rat

  • noun someone who spends all leisure time playing sports or working out in a gymnasium or health spa
WordNet

Hedgehog rat

  • (Zoöl.), one of several West Indian rodents, allied to the porcupines, but with ratlike tails, and few quills, or only stiff bristles. The hedgehog rats belong to Capromys, Plagiodon, and allied genera.
Webster 1913

indian rat snake

  • noun enter buildings in pursuit of prey
    Ptyas mucosus.
WordNet

jerboa rat

  • noun large Australian rat with hind legs adapted for leaping
WordNet

Kangaroo rat

  • noun any of various leaping rodents of desert regions of North America and Mexico; largest members of the family Heteromyidae
    Dipodomys phillipsii; desert rat.
  • noun any of several rabbit-sized ratlike Australian kangaroos
    kangaroo rat.
WordNet
  • (Zoöl.), the potoroo.
Webster 1913

marsupial rat

  • noun any of numerous small sharp-nosed insectivorous marsupials superficially resembling mice or rats
    marsupial mouse; pouched mouse.
WordNet

military rating

  • noun rank in a military organization
    rating; paygrade; military rank.
WordNet

Mole rat

  • noun African rodent resembling a mole in habits and appearance
  • noun furry short-limbed tailless rodent resembling a true mole in habits and appearance; of eastern Europe and Middle East
  • noun burrowing scaly-tailed rat of India and Ceylon
    bandicoot rat.
WordNet
  • (Zoöl.), any one of several species of Old World rodents of the genera Spalax, Georychus, and several allied genera. They are molelike in appearance and habits, and their eyes are small or rudimentary.
Webster 1913

naked mole rat

  • noun fetal-looking colonial rodent of East Africa; neither mole nor rat; they feed on tubers and have a social structure similar to that of honeybees and termites
WordNet

Norway rat

  • noun common domestic rat; serious pest worldwide
    Rattus norvegicus; brown rat.
WordNet
  • (Zoöl.), the common brown rat. See Rat.
Webster 1913

octane rating

  • noun a measure of the antiknock properties of gasoline
    octane number.
WordNet

opossum rat

  • noun terrestrial marsupials of southern South America that resemble shrews
WordNet

ord kangaroo rat

  • noun most widely distributed kangaroo rat: plains and mountain areas of central and western United States
    Dipodomys ordi.
WordNet

pack rat

  • noun someone who collects things that have been discarded by others
    scavenger; magpie.
  • noun any of several bushy-tailed rodents of the genus Neotoma of western North America; hoards food and other objects
    Neotoma cinerea; bushytail woodrat; packrat; pack rat.
WordNet

Pharaoh's rat

  • (Zoöl.), the common ichneumon.
Webster 1913

pocket rat

  • noun any of various rodents with cheek pouches
WordNet

poor rates

  • noun a local tax for the relief of the poor
WordNet

Pouched gopher, ∨ Pouched rat

  • . (Zoöl.) See Pocket gopher, under Pocket.
Webster 1913

Pouched rat

  • noun burrowing rodent of the family Geomyidae having large external cheek pouches; of Central America and southwestern North America
    gopher; pocket gopher.
WordNet
  • . (Zoöl.) (a) See Pocket Gopher, under Pocket. (b) Any African rodent of the genus Cricetomys .
Webster 1913

Prickly rat

  • (Zoöl.), any one of several species of South American burrowing rodents belonging to Ctenomys and allied genera. The hair is usually intermingled with sharp spines.
Webster 1913

Purse rat

  • . (Zoöl.) See Pocket gopher, under Pocket.
Webster 1913

queen mole rat

  • noun an especially large mole rat and the only member of a colony of naked mole rats to bear offspring which are sired by only a few males
    queen.
WordNet

rat cheese

  • noun informal names for American cheddar
    store cheese.
WordNet

rat chinchilla

  • noun ratlike rodent with soft fur and large ears of the Andes
    abrocome; chinchilla rat.
WordNet

Rat Indians

  • (Ethnol.), a tribe of Indians dwelling near Fort Ukon, Alaska. They belong to Athabascan stock.
Webster 1913

rat kangaroo

  • noun any of several rabbit-sized ratlike Australian kangaroos
    kangaroo rat.
WordNet

Rat mole

  • . (Zoöl.) See Mole rat, under Mole.
Webster 1913

Rat pit

  • an inclosed space into which rats are put to be killed by a dog for sport.
Webster 1913

rat race

  • noun an exhausting routine that leaves no time for relaxation
WordNet

Rat snake

  • noun any of various nonvenomous rodent-eating snakes of North America and Asia
WordNet
  • (Zoöl.), a large colubrine snake (Ptyas mucosus) very common in India and Ceylon. It enters dwellings, and destroys rats, chickens, etc.
Webster 1913

rat terrier

  • noun any of several breeds of terrier developed to catch rats
    ratter.
WordNet

rat typhus

  • noun acute infection caused by rickettsia and transmitted by the bite of an infected flea; characterized by fever and chills and muscle aches and a rash
    murine typhus; urban typhus; endemic typhus.
WordNet

rat's-tail cactus

  • noun commonly cultivated tropical American cactus having slender creeping stems and very large showy crimson flowers that bloom for several days
    rattail cactus; Aporocactus flagelliformis.
WordNet

rat-a-tat

  • noun a series of short sharp taps (as made by strokes on a drum or knocks on a door)
    rat-a-tat; rat-a-tat-tat.
WordNet

rat-a-tat-tat

  • noun a series of short sharp taps (as made by strokes on a drum or knocks on a door)
    rat-a-tat; rat-a-tat-tat.
WordNet

rat-catcher

  • noun a workman employed to destroy or drive away vermin
    disinfestation officer.
WordNet

rat-tail

Rat"-tail` adjective
Definitions
  1. Like a rat's tale in form; as, a rat-tail file, which is round, slender, and tapering. See Illust. of File.
Rat"-tail` noun
Definitions
  1. (Far.) pl. An excrescence growing from the pastern to the middle of the shank of a horse.
  2. (Zoöl.) (a) The California chimæra. See Chimæra. (b) Any fish of the genus Macrurus. See Grenadier, 2.
Webster 1913

rat-tail file

  • noun a thin round file shaped like the tail of a rat
WordNet

rat-tailed

Rat"-tailed` adjective
Definitions
  1. (Zoöl.) Having a long, tapering tail like that of a rat.
Webster 1913

rat-tat

  • noun a series of short sharp taps (as made by strokes on a drum or knocks on a door)
    rat-a-tat; rat-a-tat-tat.
WordNet

rating system

  • noun a system of classifying according to quality or merit or amount
    scoring system.
WordNet

red rat snake

  • noun large harmless snake of southeastern United States; often on farms
    Elaphe guttata; corn snake.
WordNet

rice rat

  • noun hardy agile rat of grassy marshes of Mexico and the southeastern United States
    Oryzomys palustris.
WordNet

roof rat

  • noun common household pest originally from Asia that has spread worldwide
    Rattus rattus; black rat.
WordNet

Sand rat

  • noun small nearly naked African mole rat of desert areas
  • noun southern European gerbil
    Meriones longifrons.
WordNet
  • (Zoöl.), the pocket gopher.
Webster 1913

sea rat

Sea" rat`
Definitions
  1. A pirate. R. Massinger.
  2. (Zoöl.) The chimæra.
Webster 1913

sewer rat

  • noun brown rat commonly found in sewers
WordNet

Spiny rat

  • (Zoöl.), any South America rodent of the genus Echinomys.
Webster 1913

Stink rat

  • (Zoöl.), the musk turtle. Local, U.S.
Webster 1913

To cut rates

  • (Railroads, etc.), to reduce the charges for transportation below the rates established between competing lines.
Webster 1913

To smell a rat

  • to have a sense of something wrong, not clearly evident; to have reason for suspicion. Colloq.
Webster 1913

trade rat

  • noun any of several bushy-tailed rodents of the genus Neotoma of western North America; hoards food and other objects
    Neotoma cinerea; bushytail woodrat; packrat; pack rat.
WordNet

Tree rat

  • (Zoöl.), any one of several species of large ratlike West Indian rodents belonging to the genera Capromys and Plagiodon. They are allied to the porcupines.
Webster 1913

water rat

  • noun a person who enjoys being in or on the water
    water dog.
  • noun common large Eurasian vole
    Arvicola amphibius; water vole.
  • noun any of various amphibious rats
WordNet
Wa"ter rat`
Definitions
  1. (Zoöl.) (a) The water vole. See under Vole. (b) The muskrat. (c) The beaver rat. See under Beaver.
  2. A thief on the water; a pirate.
Webster 1913

Wharf rat

  • noun someone who lives near wharves and lives by pilfering from ships or warehouses
  • noun brown rat that infests wharves
WordNet
  • . (Zoöl.) (a) The common brown rat. (b) A neglected boy who lives around the wharfs. Slang
Webster 1913

Wood rat

  • noun any of various small short-tailed rodents of the northern hemisphere having soft fur grey above and white below with furred tails and large ears; some are hosts for Ixodes pacificus and Ixodes scapularis (Lyme disease ticks)
    wood rat.
WordNet
  • (Zoöl.), any one of several species of American wild rats of the genus Neotoma found in the Southern United States; called also bush rat. The Florida wood rat (Neotoma Floridana) is the best-known species.
  • (Zoöl.), any American rat of the genus Neotoma, especially N. Floridana, common in the Southern United States. Its feet and belly are white.
Webster 1913

wood-rat

  • noun any of various small short-tailed rodents of the northern hemisphere having soft fur grey above and white below with furred tails and large ears; some are hosts for Ixodes pacificus and Ixodes scapularis (Lyme disease ticks)
    wood rat.
WordNet