Thompson submachine gun

Thomp·​son submachine gun | \ ˈtäm(p)-sən- How to pronounce Thompson submachine gun (audio) \

Definition of Thompson submachine gun

: a .45 caliber submachine gun with a drum or stick magazine, a pistol grip, and a detachable buttstock

First Known Use of Thompson submachine gun

1920, in the meaning defined above

History and Etymology for Thompson submachine gun

John T. Thompson †1940 American army officer

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The first known use of Thompson submachine gun was in 1920

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Cite this Entry

“Thompson submachine gun.” Dictionary, Merriam-Webster, Accessed 11 Jul. 2020.

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