AR-15

[ey-ahr-fif-teen]

Trademark.

1. a lightweight, gas-operated, magazine-fed rifle with a caliber of .223 inches, used for semiautomatic fire.

Word History and Origins

Origin of AR-15¹

First recorded in 1960–65; shortening of ArmaLite Rifle, not of assault rifle ( def. ), as commonly thought

Example Sentences

Still, it was a place to gather reinforcements, so the convoy stopped under the town’s welcome arch and officers wielding AR-15 semiautomatic weapons found high ground to watch for threats.

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With armed guards with AR-15 rifles and pistols standing nearby, Mr Bloom introduced Ms Ferguson at a press conference as a "personal friend".

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One person bought AR-15 rifles and handguns.

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During the 2020 Democratic primaries, for example, presidential candidate Beto O’Rourke proclaimed, “Hell yes, we’re going to take your AR-15, your AK-47.”

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The night of April 3, 2023, as Amiryan returned to his apartment building on San Jose Avenue in Burbank, a man wearing a ski mask shot at him with an AR-15, a federal agent wrote in an affidavit.

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