Noun: typically found on the shores of Jersey, or frequenting filthy frat parties, the bootyrat wears too little cloth for too much booty. Probable markings of the bootyrat: hair extensions, neon, spray tan.
Peep 1: Hey where is your roommate?
Peep 2: A girl called so he went to her house to do the nasty.
Peep1: Damn, that boy is addicted to booty calls.
Peep 2: Yeah, he is definitely a bootycallaholic.