assault rifle

noun

: 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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At a checkpoint, a young soldier with a large assault rifle enters the bus and the previously noisy youngsters fall silent. Alissa Simon, Variety, 21 Nov. 2025 But one of the first weapons surrendered was an actual AK-47 military assault rifle. John Ramos, CBS News, 16 Nov. 2025 Police said a search of the man’s residence also led to the discovery of an assault rifle, ammunition magazines and 900 rounds of ammunition. Rick Hurd, Mercury News, 7 Nov. 2025 On May 7, 2014, the informant made an undercover purchase of an assault rifle from Farzam at the hotelier’s Brentwood home, the investigation reports show. Ray Sanchez, CNN Money, 2 Nov. 2025 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 26 Nov. 2025.

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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