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AR

(countable, weaponry, informal) An assault rifle or automatic rifle.

/ˈɑɹ/117 viewsLast reviewed Jun 29, 2026+ Add a definition
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#1·Apr 27, 2026

(countable, weaponry, informal) An assault rifle or automatic rifle.

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#2·Apr 27, 2026

(countable, sports, US) , national record for the United States.

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#3·Apr 27, 2026

(countable, weaponry) An AR-15 personal semi-automatic rifle, M-16 assault rifle, M-4 carbine, derivative or related gun; the Armalite AR family and derivatives.

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