bust a cap in (someone's) ass

slang To murder or attempt to murder someone with a gun. If you don't get out of here right now, we're gonna bust a cap in your ass! They busted a cap in his ass when he began hurling racial slurs at them.

Common Names:

Name	Pronounced	Usage
Heinrich	HIEN-rikh (German)	German, Ancient Germanic
Agner	-	Danish
Prokopy	prah-KO-pee	Russian
Dickerson	['dikəsən]
AgnÉ	-	Lithuanian
TiarnÁN	-	Irish