riot gun

noun

: a small arm used to disperse rioters rather than to inflict serious injury or death
especially : a short-barreled shotgun

Examples of riot gun in a Sentence

Recent Examples on the Web
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Video showed dozens of LAPD officers massed in a skirmish line across the street from the mob, gripping black and green riot guns that fire foam rounds. Nathan Solis, Los Angeles Times, 28 May 2025

Word History

First Known Use

1886, in the meaning defined above

Time Traveler
The first known use of riot gun was in 1886

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Cite this Entry

“Riot gun.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/riot%20gun. Accessed 6 Jul. 2026.

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