rainbow

A slang term for male ejaculation.

"I totally rainbowed all over that girl last night"

by sean & nina July 29, 2005

rainbow

A drink made solely from bodily fluids - semen, urine, crap etc.

by Oz March 16, 2003

rainbow

The line that separates gay people from straight people

Somewhere over the rainbow David Furnish and Elton John are Furnishing a John-hole

by Kung-Fu Jesus June 22, 2004

Rainbow

A pet name for a gay man whose penis has a curve, or the curved penis of a gay man.

I'm the luckiest man on the planet. I hope you have a pot of gold for me at the end of that rainbow my little leprachaun. Daddy has some canola oil, let's see what we can do with those lucky charms.

by Jonathan Gagen October 4, 2018

rainbow

A slut.
A person who is easy to get, who unabashedly throws themselves at another, or who puts on a slutty act.
(Not overly offensive, often used among friends.)

She does every guy she meets. She's such a rainbow!

Oh, my God, I can't believe the way you dance; you're such a rainbow!

by M. V.L. M. February 9, 2004

rainbow

they are very random

there's a rainbow

that was random

by sexy chick.... February 10, 2010

Rainbow

Going down on a girl at the time of the month

I went down on my girlfriend while she was ragging last week, it was a bit nasty, but she gave me a blowjob to make up for it.

Oh, Rainbow... nasty

by Rontabatha May 27, 2008