submachine gun

[ suhb-muh-sheen ]
/ ˌsʌb məˈʃin /

noun

a lightweight automatic or semiautomatic gun, fired from the shoulder or hip.

Origin of submachine gun

First recorded in 1915–20; sub- + machine gun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for submachine gun

  • She walked behind him, down the slope toward the light, her submachine-gun at his back.

    The Sensitive Man|Poul William Anderson
  • Cardon's submachine-gun ceased firing, the action open on an empty clip.

    Null-ABC|Henry Beam Piper and John Joseph McGuire