A phrase that is often said following something homosexual. Another way of saying "No Homo" or "Pause"
Don't be dumb, let me see it no rainbow
by Hakhmeed August 15, 2008
No rainbow means no homo!
Nigga I'll eat your kids! No rainbow!
by orlando clown June 05, 2010
Another way of saying "no homo", which is a phrase used after one inadvertently says something that sounds gay.
Keep talkin shit, and ima fuck you up. No rainbow.
by Nuggie Mel August 21, 2010