1.) A punk-ass coward with little or no backbone. He feels he has to lie in order to fit in with the real men. Usually afraid of anything challenging. 2.) A general name to refer to a dude you don't know. As in, "All right, buster, this time you're going down for the count." or "Look here buster, I didn't sign up for this shit!" 3.) A faux gang member.
Your first thought will be, "Wow, look at the T & A on her!" Your second thought will be, "Damn, but her face, what happened!?!" Butterface...but her face is what happened to this poor ugly woman with a banging body. “Must be the ass, because it ain't your face!”