Thompson submachine gun 汤普森冲锋枪
（重定向自Chicago Typewriter）
![](/Images/godic/202501/04/Submachine_gun_M1928_Thompson2108.jpg")
![General John T. Thompson holding an M1921](/Images/godic/202501/04/Thompson-and-his-gun2108.jpg")
![Thompson Model 1921 with Type C 100-round drum magazine](/Images/godic/202501/04/Campbell_Thompson2108.jpg")
![Archetypal gangster image of a Thompson in a violin case](/Images/godic/202501/04/Thompson_in_violin_case2108.jpg")
The Thompson submachine gun is an American submachine gun, invented by John T. Thompson in 1918, that became infamous during the Prohibition era. It was a common sight in the media of the time, being used by both law enforcement officers and criminals. The Thompson submachine gun was also known informally as the "Tommy Gun", "Trench Broom", "Trench Sweeper", "Chicago Typewriter", "Chicago Piano", "Chicago Style", "Chicago Organ Grinder", "The Chopper" and simply "The Thompson".