by Evooo Babii December 22, 2019

When a couple engage in intercourse and the male (penis having individual) ejaculates inside the woman (uterus having individual) while she is on her period creating a beautiful rainbow of sperm and menstrual blood.
Person 1: Hey babe, can I cream pie you?
Person 2: I'm on my period.
Person 1: Even better. I can rainbow cream pie you.
Person 2: I'm on my period.
Person 1: Even better. I can rainbow cream pie you.
by Arianna00p April 27, 2025

An expression used in Southern California (mostly Los Angeles, Orange, and San Bernardino Counties) to convey being more excited and/or happy (generally sober/naturally but not necessarily) than those who have or would have taken any combinations of drugs could have / would have otherwise been. (Pun on drug combinations like hippie flipping). Used for silly or momentous occasions.
by Rybo schwizz August 30, 2013

The act of dedication on your partners chest while titty fucking your partners tits,while sliding on your partners chest in a row boat fashion
by Rainbow mudslide January 23, 2023

by drfz25qw3666666666666666666666 February 8, 2019

When a lesbian at an all women’s college gets fucked by an array (usually 7 - one for each color in a rainbow) of individuals with various nationalities and cultural backgrounds.
Woah, did you hear?? “Tire” got the gift of a Rainbow of Fuck You’s last night after the poetry slam.
by Bexolater3000 May 10, 2018
