weap·​on | \ ˈwe-pən How to pronounce weapon (audio) \

Definition of weapon

 (Entry 1 of 2)

1 : something (such as a club, knife, or gun) used to injure, defeat, or destroy
2 : a means of contending against another


weaponed; weaponing; weapons

Definition of weapon (Entry 2 of 2)

Examples of weapon in a Sentence

Noun assault with a deadly weapon The pitcher's slider is his most effective weapon. a new weapon in the fight against cancer The mayor's campaign unleashed its secret weapon.
Recent Examples on the Web: Noun Police detained a suspect at the scene of the crime and recovered a weapon that may have been involved. Celina Tebor, USA TODAY, 15 May 2022 Ukraine's access to weapon supplies has improved but the country's fighting forces need more tools to defeat Russia, according to the Ukrainian Foreign Minister Dmytro Kuleba. Katya Soldak, Forbes, 14 May 2022 The money would also go toward ramping up production of U.S. weapon stocks to replenish the significant amount of weaponry already sent to Ukraine. Washington Post, 13 May 2022 Depending on the level, at least, signature Duke Nukem first-person combat can play out, but levels don't contain any weapon pickups. Sam Machkovech, Ars Technica, 12 May 2022 Kordes, 34, is not allowed to possess a weapon because he was deemed incompetent to stand trial several years ago in a vehicular homicide case. Kevin Grasha, The Enquirer, 12 May 2022 The Avengers just got a weapon unavailable anywhere else in the multiverse. Chris Smith, BGR, 11 May 2022 The discharging of the weapon claim remains under investigation. Cliff Pinckard, cleveland, 11 May 2022 Jack Colletto is a short yardage weapon few teams in college football have on their sideline. oregonlive, 11 May 2022 Recent Examples on the Web: Verb Another officer had a taser ready, while the third officer had no taser or weapon out, Fields added. Alaa Elassar, CNN, 30 Sep. 2020 Recent reports, though, have claimed rubber bullets are still being used, and tracking which weapons individual police departments use is difficult. David Z. Morris, Fortune, 4 June 2020 Each crime fit the same modus operandi including the suspect’s build and weapon description, the report said. John R. Ellement, BostonGlobe.com, 6 July 2018 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'weapon.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of weapon


before the 12th century, in the meaning defined at sense 1


before the 12th century, in the meaning defined above

History and Etymology for weapon


Middle English wepen, from Old English wǣpen; akin to Old High German wāffan weapon, Old Norse vāpn

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Time Traveler for weapon

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The first known use of weapon was before the 12th century

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Statistics for weapon

Last Updated

17 May 2022

Cite this Entry

“Weapon.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/weapon. Accessed 20 May. 2022.

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More Definitions for weapon


weap·​on | \ ˈwe-pən How to pronounce weapon (audio) \

Kids Definition of weapon

: something (as a gun, knife, or club) to fight with


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