Definition of "weapon" []

• An instrument of attack or defense in combat, as a gun, missile, or sword. (noun)
• Zoology A part or organ, such as a claw or stinger, used by an animal in attack or defense. (noun)
• A means used to defend against or defeat another: Logic was her weapon. (noun)
• To supply with weapons or a weapon; arm. (verb-transitive)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Their main weapon is not the bombs and dead bodies – it is the FEAR."
• "Our main weapon is ARDA, which is a joint Federal and Provincial programme."
• "Alot of times the term weapon is used by people with a military or law enforcement background."