Top Definition
when a straight guy can tell from a 6th sense that there is a homosexual in the room or place he just walked in

or

when a gay person walks past you and you get the bone chilling feeling that the person was gay
*steve just walks in the room* my gaydar dectector is going off...there are 5 gay people in here. 2 at the bar, 1 is with his girlie friends and the other 2 are OH MY GOD thats fuckin disgusting

*steve walks past a gay dude* that guy tripped my gaydar detector. faaaaaaag
by The Lost Game November 15, 2009
5 Words related to gaydar dectector

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