weapon


Definition: Meaning of, weapon in English to English dictionary.

Pronunciation: / ˈwɛp(ə)n /

  • noun
  • synonym
  • antonym
Word Forms:
Singular Plural
weapon weapons
[countable]
  1. something that you use to fight with or attack someone with, such as a knife, bomb, or gun
    SYNONYM
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    ANTONYM
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  2. an action, piece of information, piece of equipment etc that you can use to win or be successful in doing something
    SYNONYM
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    ANTONYM
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synonym
antonym

weapon used in phrases

  • atomic weapon (noun)
    1. a weapon of mass destruction whose explosive power derives from a nuclear reaction
  • automatic weapon (noun)
    1. a firearm that reloads itself and keeps firing until the trigger is released
  • biological weapon (noun)
    1. any weapon usable in biological warfare
  • chemical weapon (noun)
    1. a poisonous substance, especially a gas, used as a weapon in war
  • heavy weapon (noun)
    1. large but transportable armament
  • nuclear weapon (noun)
    1. a weapon of mass destruction whose explosive power derives from a nuclear reaction
  • weapon of mass destruction (noun)
    1. nuclear and chemical and biological weapons military a weapon that kills or injures civilian as well as military personnel
  • weapon system (noun)
    1. any instrument or instrumentality used in fighting or hunting
  • weapon-grade plutonium (noun)
    1. plutonium 239 that is recovered when nuclear weapons are disassembled; it is stored in plutonium pits
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