A man goes down on a girl during her period, Blood goes into the guys mouth.
The girl then goes down on the guy, the guy cums in her mouth.
They kiss and exchange blood and cum while doing so.
"Do you want to try 'Rainbow Kissing' tonight?"
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
The act of sexual intercourse in where a women is on her period while the male and female give oral to eachother, then french kissing resulting in the sperm and blood mixing together, hence the term “rainbow kissing”.
Yo dude i heard your girl is on her period, you should try out rainbow kissing.
when multiple people lick a gummy krabby patty stick
*sally, martha, and gregorette lick a krabby patty stick and experience an indirect kiss*