A complete & total moron who, because of being an imbecile, refuses to oxycute (oxyclean) & so has acute acne on entire face & neck & enjoys popping it in public.
Oh shit, dude! Look at that fuckin' redneck craterface with the pus running down his chin, damn he's an oxymoron.
A person who has suffered hypoxic brain damage from a botched autoerotic asphyxiation session.
After dangling unconscious from his wank noose for 15 minutes, John was successfully resuscitated, but alas it was too late; severe deficits in his intellectual faculties had rendered him an oxymoron.