look up any word, like beeg:
 
1.
Female rapper from 3 6 Mafia
you should fuck wit gangsta boo she be turnin niggas out watch how quick I turn you into a smoked out loked out freaky mothafucka on that ex'd out passed out while I put another on the blow

Lil Jon ft Gangsta Boo - Da Blow
by Krisztian May 12, 2006
 
2.
Similar to a weeaboo, it is when someone believes they are black. Also known as a Wangsta.
That girl in her babyphat needs to stop being such a gangstaboo!
by flyingspaghettimonsterism September 28, 2009
 
3.
a crack fiend nigger suck sucking cum guzzling monkey loving nigger
Jesus christmas kyle linebergre sure does resemble that shawdy from 36 mafia they call gangsta boo.
by whitey420 May 12, 2006