pop a rainbow 

The act of layering several polos, each of a different color, and subsequently popping each collar.

Though the laws of fashion clearly forbid the practice, Lance can be seen to pop a rainbow daily.

pop a rainbow by landpolicy July 26, 2006

Dirty Rainbow 

When you shit across the bottom of someone's windshield, so that when they turn on their windshield wipers, a glorious rainbow of shit is painted behind the wipers.

Pat: Hey why does John look so pissed all of a sudden?
Sam: Oh I gave him a dirty rainbow
Pat: Wow that's so wizard

Dirty Rainbow by FriedGreenEggs February 12, 2017

Tom Clancy's Rainbow Six Siege 

The best first person shooter game of its generation, people who say otherwise have the iq of half a pebble

-Tom Clancy's Rainbow Six Siege is gay
-No u

Tom Clancy's Rainbow Six Siege by Slave Knight Gael December 6, 2020

gasoline rainbow

Toxic poison swirled in puddles on the road.

The pattern on this road tells a story
It's gory chaos but ordered and hoary
And I hate it but strangely respect it like Gasoline.
Gasoline, leaking through an empty tank
Gasoline,
The future's never what I think.

gasoline rainbow by Flying Phoenixx June 12, 2005

brown rainbow 

taking a dump two feet behind someone's bedroom door then closing it behind you.When the chump opens the door all the way he smears the turd into the carpet in a lovely rainbow design.

they'll be scrubbing that rug for a week before they erase the brown rainbow I left them

brown rainbow by rod fury May 2, 2006

Paint the Rainbow

The art of embellishment. A re-inventive shakedown, where the speaker aims to convince the listener of something clearly untoward.

Speaker: My <something> is <enter something inflammatory here>

Listener: Wicked! Sound great, butt-cha can't Paint the rainbow y'all?

Paint the Rainbow by little-miss can't do wrong April 16, 2008

Rusty rainbow 

n. When a younger homosexual man is penetrated from both ends (e.g. spitroasted) by two considerably older gentlemen.

"Bruce and Peter sure gave Steve the ol' rusty rainbow Friday night at Cameron's Audrey Hepburn party. I heard they broke the handicapped toilet bar and were snorting crushed viagra off Steve's back!"

Rusty rainbow by dcdenizen May 8, 2016