When someone gives head to a guy, he cums in her mouth and when a boy gives head to a girl during her period he gets blood in his mouth :D
Hey want to do the rainbow kiss?
When multiple women give blow jobs to a guy, each using different colored lipstick, so the guy's member gets rainbow rings. See also "rainbow ring".
In the shower, Anthony bragged about getting rainbow kisses and showed off his rainbow rings.
When a girl has her period, a guy eats her out and holds the blood in his mouth, while the girl sucks the guys penis and holds the cum in her mouth.
Bro ngl i'd rainbow kiss my bf and make out after dawg XD
how to test: get some mayonnaise and ketchup and mix them up together
real: girl has a period and they make out until he masturbates and gives her head and the blood from her period gets into her mouth and idk
BF: "Hey girl, wanna rainbow kiss while my parents aren't home ;)"
GF: "*mind* Huh?"
When a group of girls want to go home with a boy every girl gotta have a lipstick that is different from each other and the girl who go the deepest goes home with the boy
We should rainbow kiss that guy
Even worse than ur family tree lgbt
Time stops for a milisecond and the sun grows each time it is said
Person: ur family tree lgbt
Me: guess what ur generation rainbow nation
Person: disintegrates into dust and is removed from time and space itself
When two men of different cultures touch tips vigorously
Hey buddy wanna do some rainbow jousting later