armor Meaning, Definition & Usage

  1. noun protective covering made of metal and used in combat
    armour.
  2. noun a military unit consisting of armored fighting vehicles
    armour.
  3. noun tough more-or-less rigid protective covering of an animal or plant
    armour.
  4. verb equip with armor
    armour.

WordNet

Ar"mor noun
Etymology
OE. armure, fr. F. armure, OF. armeure, fr. L. armatura. See Armature.
Definitions
  1. Defensive arms for the body; any clothing or covering worn to protect one's person in battle. ✍ In English statues, armor is used for the whole apparatus of war, including offensive as well as defensive arms. The statues of armor directed what arms every man should provide.
  2. Steel or iron covering, whether of ships or forts, protecting them from the fire of artillery.

Webster 1913