A urban social classification which encompasses the sterotypical persona of a "tough guy" or a intimidating figure (usually thought to be a rambuncious individual) , who endulges in permiscuious activity. (Mainly refering to a more sexual personality)
A bitch nasty can be defined as anyone who is a "Nasty Bitch". They can be nasty for any number of reasons, including being overly angry, or dumb, therefore having a nasty attitude, or by being ugly, and unattractive, and having a nasty exterior.