1. A guy who never seems to get laid.
2. A guy whose ridiculous way of carrying himself insures that no women will associate with him or his friends.
Dude, why the hell did you tell Gary to meet us here? That guy is walking pussy repellant! I hope you didn't expect to talk to any chicks with him hanging around...
Boys who enjoy yaoi (a genre in Japan that contains sexual and/or romantic relations between two men); literally translates to "rotten boy"; corresponding female : fujoshi