ba ‧ zoo ‧ ka /bəˈzuːkə/ BrE AmE noun [countable]
[ Date: 1900-2000 ; Origin: bazooka type of simple musical instrument (1900-2000) , from bazoo similar instrument (19-20 centuries) , probably from its sound ]
a long light gun that rests on your shoulder and is used for shooting at ↑ tank s