double-action

[ duhb-uh l-ak-shuh n ]
/ ˈdʌb əlˈæk ʃən /

adjective

(of a firearm) requiring only one pull of the trigger to cock and fire it.

Origin of double-action

First recorded in 1850–55
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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