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
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.
One of the suspects was also armed with an assault rifle and the car was speeding at the time of the crash, McManus said. Melina Khan, USA Today, 18 July 2025 Last July 13, just six minutes into Trump's speech to 15,000 fervent fans on the grounds of the Butler Farm Show, Thomas Matthew Crooks fired eight shots from an assault rifle while atop the roof of American Glass Research, some 150 yards away. Joshua Rhett Miller, MSNBC Newsweek, 13 July 2025 Nicola, played like a taut violin string by Embeth Davidtz (who also directed and adapted this story from Alexandra Fuller’s memoir of the same name), sleeps cradling an assault rifle. Los Angeles Times, 10 July 2025 Brian Anthony Browning, of Romulus, was armed with an AR-15-style assault rifle with more than a dozen magazines of ammunition, a semi-automatic handgun with an extended magazine and hundreds of rounds of ammunition, Wayne police said in a statement. Tim Stelloh, NBC news, 23 June 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 22 Jul. 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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