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1.
All possible shades Black people can appear in, from Colin Powell to Wesley Snipes.
The Huxtables were a chocolate rainbow.
by PBMax October 26, 2006
 
2.
A gay black guy.
Yo, that nigga Tirrell he tried to put his dick in my mouth; I didn't know he was a chocolate rainbow?
Yum, I wan't that chocolate rainbow.
50 cent is the biggest chocolate rainbow of them all!
by suga night June 02, 2010
 
3.
When a canadian sucks your dick after letting you have anal sex with him/her.
Khavar gave me a great chocolate rainbow.
by random_kharn February 25, 2011
 
4.
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
 
5.
A gay black guy.
Yo, that nigga Tirrell he tried to put his dick in my mouth; I didn't know he was a chocolate rainbow?
Yum, I want that chocolate rainbow.
50 cent is the biggest chocolate rainbow of them all!
by suga night June 02, 2010
 
6.
A multicolored terd coming in all shades of brown, but in very distinct sections.
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