weirdo

Noun	1.	weirdo - someone unpleasantly strange or eccentric Synonyms: creep, spook, weirdie, weirdy
	2.	weirdo - someone deranged and possibly dangerous Synonyms: crazy, looney, loony

aliene, bedlamite, borderline case, character, crackbrain, crackpot, crank, dement, demoniac, eccentric, energumen, erratic, fanatic, flake, fou, freak, idiot, kook, loon, loony, lunatic, madman, maniac, meshuggenah, noncompos, nonconformist, nut, oddball, phrenetic, raving lunatic, recluse, screwball, strange duck