Top definition
Gay Anal Sex; Homosexual Buttfuck; When two men do each other!
Robert: Hey Baby, I want to give you a Rainbow Muffler!
Enzo: NO WAY FAG!
Peter: LOL
Roosevelt: I'll take it baby
by RMenke April 06, 2011
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Donkey Punch Plush

10" high plush doll.

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2
Having several sexually transmitted diseases at the same time.
Lana has a blue waffle, a purple sock, the clap, the drip, and crabs at the same time. So Lana has a Rainbow Muffler.
by RainbowMufflerz April 06, 2011
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Dirty Sanchez Plush

It does not matter how you do it. It's a Fecal Mustache.

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