5
Chevy's dinner was interrupted by a gigantic chocolate rainbow; Dude, Chevy lays the grossest chocalate rainbow ive ever seen!; Dude, no one, but Chevy has produced a 5 color chocolate rainbow.
by uncle horv March 27, 2008
6
Another term for the mud rainbow - a combination of felching and oral sex whilst your partner is menstruating.
"Jeez, that was a heavy session last night...thought I was just gonna smell the metal, but ended up with a chocolate rainbow..."
by Lord Plasma October 10, 2011