air gun

noun

1
: a gun from which a projectile is propelled by compressed air
2
: any of various hand tools that work by compressed air
especially : airbrush

Examples of air gun in a Sentence

Recent Examples on the Web
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The attorney general of New Jersey, one of the 13 original states, recently had to offer guidance when a new law targeting ghost guns seemed to require all firearms — including antiques and even air guns — to have serial numbers. Allen G. Breed, Los Angeles Times, 14 May 2026 The gear included an air gun, tape, black leather gloves, a stocking cap, a rubber face mask , court records say. Amanda Lee Myers, USA Today, 15 Apr. 2026 Groups have sued in recent years, aiming to reduce boat traffic speeds in the area that can strike and kill Rice’s whales and restrict seismic air gun activity that can interfere with whale navigation and communication. Ella Nilsen, CNN Money, 31 Mar. 2026 The air guns used to emit those sound waves are responsible for near-constant underwater noise in the Gulf. Chiara Eisner, NPR, 30 Mar. 2026 See All Example Sentences for air gun

Word History

First Known Use

circa 1753, in the meaning defined at sense 1

Time Traveler
The first known use of air gun was circa 1753

Browse Nearby Words

Cite this Entry

“Air gun.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/air%20gun. Accessed 23 May. 2026.

Kids Definition

air gun

noun
1
: a gun that fires with a compressed gas (as air or carbon dioxide)
2
: any of various hand tools that work by compressed air
especially : airbrush

Medical Definition

air gun

noun
: jet injector
The UN [United Nations] would like air guns, delivering vaccine doses without using needles.Laurie Garrett, Newsday

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