Skip to main content
To be completely unaware of a friends or a strangers sexual orientation when it is obvious to everyone else.
He was so gaydumb that he thought his dad just had a live in roommate that shared his room so they could convert the spare room into a sewing room in order to practice for the next casting of Project Runway.
gaydumb by Mad Mike & Jane December 17, 2011
Related Words
The "radius" that forms around two gay males dancing together in a straight club or bar. Ranging anywhere from 2-6 feet, the radius is characterized by an empty circular stretch of dance floor where the homosexuality can be quarantined and prevented from spreading. Often accompanied by heterosexist comments and harassment.

There is a seemingly inverse gaydius for lesbians, characterized by heterosexual men getting too close for comfort.
"Man, this dance floor is packed."
"Yeah, man, lets see if we can find a spot to dance together."
"Whoa where did all this room come from?"
"Dude... it's a gaydius. It's because your ass is in my crotch."
Gaydius by Easonred57 March 18, 2010
Guy 1:hey ever played Gaudium before? Guy 2:yeah of course why wouldn't i have
Gaudium by vaulto March 6, 2019