A character from The Playa Hata's Ball or The Playa Hatin' time travelers. One whose hatin is only good enough to be secondary to Silky Johnson.
Silky: Excuse me why I go put some water in Buck Nasty's momma's dish.

Ice T: Buck Nasty is nominated for getting his best friend's girlfriend pregnant, then tricking his best friend into raising the little motherfucker.

Buck Nasty: Man, you should take that cane, and beat whoever made that suit to death.
by Rich F. December 5, 2006
Get the buck nasty mug.
Getting mad crunked when you drink.
Yo son, we be gettin' buck nasty tonight!
by anonymous April 12, 2005
Get the buck nasty mug.
To perform a sexual act without protection; i.e. coitus without a condom, or cunnilingus without a dental dam.
"Don't have judgement, Roast Beef! You know you don't drive a woman crazy enough to buck nasty!"
Get the buck nasty mug.
A girl that is so ugly that you would not pay a buck to get with her nasty ass
Man that girl you hooked up with last night was buck nasty
by tbiggs December 6, 2007
Get the buck nasty mug.
1.)To Have dirty, filthy, pig like, animal sex.
Me and Suzzy rotten crotch got buck nasty last night.
by Kkal July 1, 2006
Get the buck nasty mug.
A girl that is so ugly that you would not pay a buck to get with her nasty ass
Man that girl you hooked up with last night was buck nasty
by tbiggs December 6, 2007
Get the buck nasty mug.