A individual having a bald head and overly square like body. A hideous sight that typically makes people look away in pity. A gayzar usually attracts white trash female specimens that have little to no respect for themselves.
That guys over there with the square body, bald head and dancing with the girl in a Guns N' Roses shirt, he's totally a gayzar.
the ability to sense--without being told and without obvious visual clues--that someone is gay.
Female A: He may be fine as frog hair but you won't get anywhere with him because he's gay.
Female B: How do you know?
Female A: 'Cause I've got GAYDAR!