A noncester is not just your average, small time nonce.
A noncester is prolific in his fiddlings of multiple victims and can only be described as a monster nonce for his many deplorable acts of paedophilia. A Noncester.
Bailey, mate, clockthat guy by the main school gates. It's Keith the noncester spying the hopscotch again.
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