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
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Two of those three American men who stopped a man with an assault rifle on a train had some type of military training; one served in the Air Force, and another served in the National Guard. Catherine A. Sanderson, The Conversation, 3 Mar. 2026 The suspect had both a pistol and an assault rifle in his possession at the time of the shooting, a spokesperson for the FBI’s San Antonio office told CNN on Sunday. Holmes Lybrand, CNN Money, 1 Mar. 2026 The shooter is believed to have used a pistol and an assault rifle, law enforcement officials said. Emiliano Tahui Gómez, Austin American Statesman, 1 Mar. 2026 In the aftermath of the gunfight, the ministry said assault rifles, handguns, Molotov cocktails, bulletproof vests, telescopic sights and camouflage uniforms were seized from the speedboat. Meredith Deliso, ABC News, 27 Feb. 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

Browse Nearby Words

Cite this Entry

“Assault rifle.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/assault%20rifle. Accessed 5 Mar. 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

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