When a girl is hot with looks clearly derivative of a typical Jersey girl. (i.e. sweat pants partially unzipped hoodie, sweatshirt) Usually has long black hair, is Italian. Possibly obnoxious and loudly annoying.
Guy 1: she's pretty hot
Guy 2: yea but she's 'jersey hot'
Guy 1: too bad I'm not a douche bag, I'd be all over her