look up any word, like darude - sandstorm:
 
1.
a girl you dont go out with but you keep her around cause the pussy good
lisa is my bus it baby , she called my girl yesterday i got sooo mad
by dopeboiicharles July 10, 2008
 
2.
when u fuck a dude you dont go wit him he call u his busit baby
somethin like fuck buddies
plies said he had a busit baby
by taylerboo February 08, 2008