To put off to a later time. Normally used when talking about a sexual act, or the consequences of a sexual act.
<GastricPenguin> My ass hurts for no reason.
<Gelormino> Once you all get up off your chairs... Your ass willhurt... The chair is just postboning the pain.
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