Top Definition
The term given to a guy who is completely straight but acts gay for fun and/or prank.
Dude is he gay?
No he's just playing it up.
Really?
Yeah, he's totally rainbowy!
by sparklemrvampire January 26, 2010
1 more definition
11 Words related to Rainbowy
very very very very very colorful and goregous
"your shirt is pretty rainbowy"
"thats cause im goin to the gay parade"
by Jade aka Conor August 12, 2008

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