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a beautiful color streaked arch stretching over the earth

also used on the gay pride flag
Girl 1
" wow look at that Rainbow"

Girl 2
"your right, look at that"
Rainbow by thisIsJoJo111 February 9, 2018
Rainbow
Rainbow by Gay_person July 30, 2019
To cum in someone's mouth and pass it on to another mouth
She rainbow'd her boyfirend after ivin head
rainbow by guy January 29, 2005
gay man like them
It has alot of colors
rainbow by abercombie March 20, 2005
the ring of lipstick left on a cock after oral sex
rainbow by harden goode July 7, 2011
Ecstasy LSD and K. Ravers do this shit.
im takin a rainbow tonite, want anything?
Rainbow by dude September 10, 2003