Derived from the latin phrase scuntus holus meaning nasty orifice, scunt hole has morphed into a phrase to describe the nastiest most vile deushy person you know.
I just couldn't accept a ride from such a scunt hole, so i walked the fifty miles to my house.
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