submachine gun Hear it!

submachine gun definition

☆ sub·ma·chine· gun (sub′mə s̸hən′)

a portable, automatic or semiautomatic firearm with a stock and a short barrel, taking pistol ammunition and fired from the shoulder or hip

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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