submachine gun

noun sub·ma·chine gun \ ˌsəb-mə-ˈshēn-ˌgən \

Definition of submachine gun

:a portable automatic firearm that uses pistol-type ammunition and is fired from the shoulder or hip

First Known Use of submachine gun

1920


SUBMACHINE GUN Defined for English Language Learners

submachine gun

noun

Definition of submachine gun for English Language Learners

  • : a small, light machine gun


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