zip gun
noun
1.
a homemade pistol, typically consisting of a metal tube taped to a wooden stock and firing a .22-caliber bullet.
Origin
1945-50
British Dictionary definitions for
zip gun
zip gun
noun
1.
(
US & Canadian
,
slang
) a crude homemade pistol, esp one powered by a spring or rubber band
Slang definitions & phrases for
zip gun
zip gun
noun phrase
A homemade pistol
: a zip gun, the kind kids make themselves
(1950+)