A cute type of stuffed animal from the show "Codename: Kids Next Door". They look like chimps with a rainbow fixed to their head. Each are different colors. Agent No. 3 loves them. It's actually quite fun to say.
Then let's go get ourselves a rainbow monkey.
by some punk kid April 29, 2005
1 more definition
A black homosexual who tested positive with HIV or
when a Rainbow Monkey dies, 1,000 girls will have an abortion
by Fruity Ninga, August 05, 2011