- Thompson submachine gun.
- any submachine gun.
Origin of Tommy gun
Examples from the Web for tommy gun
Historical Examples of tommy gun
And they've got four sawed-off shotguns and a tommy-gun in the back seat.The Ambulance Made Two Trips
William Fitzgerald Jenkins
Before the boys piled in, Stan handed his tommy-gun to Allison.
He could not find a tommy-gun, but he had the sack of grenades on his lap.
Stan armed himself with a tommy-gun and rode up front with Arno.
Implacably, the big guard brought up his Tommy-gun and let it rattle.Satan and the Comrades
- an informal name for Thompson sub-machine-gun