Extra sensory perception that allows one to immediatey know who is a homosexual.
Origin: The combination of the words "gay" and "radar".
Harry set off my gay-dar.
Same as Radar but detects the flame within a man....aka his gay-ness. You must be extremely blessed to have this ability. Often called the 7th sense, Gay-dar can do wonders for you.You must be one with the flame to fully accomplish Gay-Dar
**"Whoa that guy is flaming...he is definately light in his loafers."
**"How do you know he is gay?"
**"Uh hello?! Gaydar...psh get with it, gaydar tells all."