When you 69 and you cum in her mouth and then she has her period in your mouth.
Dude, last night I gave your mom an Arabian Rainbow Kiss.

Man thats fucked.
by McPooHead November 25, 2009
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When a rainbow kiss isn’t exciting enough so you insert skittles into the menstrating female then swap the semen blood and skittles by kissing.
I’m bored with a normal rainbow kiss, do you want to try an premium rainbow kiss instead? I have the skittles
by Alpanda23 February 24, 2021
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Like a normal rainbow kiss but with shit and piss added to the period blood and cum.
That slut just got the Mexican rainbow kiss from the drug lord.
by El chap February 4, 2016
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It is when two gay guys kiss each other but they have period blood on their lips
Omg they are Bloody Rainbow Kissing with my blood
by Guyssssman November 27, 2020
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performing oral on your female partner while she is having "that time of the month", then proceeding to make out with her.
some may find the irish rainbow kiss disguisting, but I find it has a rather tangy taste to it.
by everett Graves June 19, 2006
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when a man/woman perform "head" to a woman while their on their period.
i was rainbow kissing my girlfriend last night.
by asdtyuikjb July 29, 2022
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A rainbow kiss is what you call when someone performs oral sex on a girl going through menstruation, then proceeds to kiss her.
Friend 1: last night was so weird

Friend 2: didn't you have Jeremy come over?
Friend 1: yeah, he gave me a rainbow kiss
by Auburn_Loser April 21, 2021
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