Noun; A very attractive woman, who's even more so attractive then your standard Milf. A lucky find. You won't find one of these every day at the corner store. Maybe once a week.
It's a round thingy that you can see. It hangs from your boyfriend's butt and people like to stare at it sometimes. It's unflappable and saggy. But if your boyfriend has a Ryan Gay Yeet Ass, all the girls and guys will be jealous.