[ wep-uhn ]
/ ˈwɛp ən /
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See synonyms for: weapon / weapons / weaponless on Thesaurus.com


any instrument or device for use in attack or defense in combat, fighting, or war, as a sword, rifle, or cannon.
anything used against an opponent, adversary, or victim: the deadly weapon of satire.
Zoology. any part or organ serving for attack or defense, as claws, horns, teeth, or stings.

verb (used with object)

to supply or equip with a weapon or weapons: to weapon aircraft with heat-seeking missiles.



In effect, this quiz will prove whether or not you have the skills to know the difference between “affect” and “effect.”
Question 1 of 7
The rainy weather could not ________ my elated spirits on my graduation day.

Origin of weapon

before 900; Middle English wepen,Old English wǣpen; cognate with German Waffe,Old Norse vāpn,Gothic wēpna (plural)
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for weapon

/ (ˈwɛpən) /


an object or instrument used in fighting
anything that serves to outwit or get the better of an opponenthis power of speech was his best weapon
any part of an animal that is used to defend itself, to attack prey, etc, such as claws, teeth, horns, or a sting
a slang word for penis
weaponed, adjectiveweaponless, adjective
Old English wǣpen; related to Old Norse vápn, Old Frisian wēpen, Old High German wāffan
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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