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
Branimir	-	Croatian, Serbian, Bulgarian, Slovene
Stevenson	['sti:vnsn]
Athanas	-	Ancient Greek
Kierra	kee-ER-ə	English (Modern)
Brock	[brɔk]
Balliol	['beiljəl]