assault rifle

noun

Synonyms of assault riflenext
: any of various intermediate-range, magazine-fed military rifles (such as the AK-47) that can be set for automatic or semiautomatic fire
also : a rifle that resembles a military assault rifle but is designed to allow only semiautomatic fire

Examples of assault rifle in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Investigators say Sanford drove his truck into the church on McCandlish Road and exited his truck, firing several rounds from an assault rifle at churchgoers before setting the church on fire. Julia Avant, CBS News, 21 Jan. 2026 The action sequences can get a bit weird, where at one point, the house just got blasted with hundreds of rounds from assault rifles, and the follow-up response to that is members of the team going outside and walking down an empty street, entirely exposed to any assailants. Paul Tassi, Forbes.com, 17 Jan. 2026 The higher figures come from limited eyewitness testimony, who report Islamic Revolutionary Guards Corps security forces mowing down largely unarmed protesters with heavy machine guns and assault rifles. Brady Knox, The Washington Examiner, 13 Jan. 2026 Cowan blew up a watermelon with an assault rifle in one ad. Charles Bethea, New Yorker, 5 Jan. 2026 See All Example Sentences for assault rifle

Word History

First Known Use

1950, in the meaning defined above

Time Traveler
The first known use of assault rifle was in 1950

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Cite this Entry

“Assault rifle.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/assault%20rifle. Accessed 24 Jan. 2026.

Kids Definition

assault rifle

noun
: any of various especially automatic rifles designed for military use

called also assault weapon

More from Merriam-Webster on assault rifle

Last Updated: - Updated example sentences
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