n. A shower of urine delivered onto the victim by a multicultural group of pissers.
In prison, Sven, Tuan, Rajif, Leroy and Chief Bigbear all gave Stevie a rainbow shower.
by Mango January 02, 2003
Vomit play. Contrast with "golden shower", "brown shower", etc
by Anonymous May 29, 2003
A group of people pissing on one person
"I just sat there under a stream of rainbow showers"
by Chris1372 March 25, 2008

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