rainbow express, is where a college boy is partying with some friends in San Fransisco on spring break and is new to the rave seen, he is taking exstacy for he first time and is atripping balls walks in to the wrong party and ends up being ball banged by a group of guys.
Timmy awoke to a terrible pain in his ass and as he looks around the room and saw all the nude men he new he just took a ride on the rainbow express.
by Dms79 December 26, 2017
by Rubilacxe October 26, 2018
by Markus Singleton May 31, 2023
by Gayhomosexual46290 March 31, 2018
by Giannisantetokounmpo December 03, 2020
Billy: yeah im almost done, and boom you've just been boomed yes im so happy, i finally got in the Rainbow Dropshot
Girl: billy your so stupid!!!.
Girl: billy your so stupid!!!.
by Rainbow Ghost April 09, 2011
The act of your partner vomiting up Lucky Charm's cereal on your schlong upon oral sex, typically resulting in a rainbow-like hue.
"Ay lads, looks like I got ye olde Rainbow Pecker last night with Becky..."
"Sorry boys, can't make the movie tonight. Got another case of the Rainbow Pecker."
"Sorry boys, can't make the movie tonight. Got another case of the Rainbow Pecker."
by Brother Wumbo December 16, 2019