When you stretch your asshole and shove it full of mentos, then pour in diet coke and stand with your ass in the air screaming I'm a fountain.
by dabatrin June 23, 2022

when you suck some guy then put a hit his balls with a tea cup and he busts a massive load of hot tea down your throat.
by Fck lil pump August 27, 2021

by Joedaddyyyyyy January 15, 2020

by Jeakes January 31, 2023

when someone vomits while laying on his/her back due to a heavy night of drinking, this usually results in death.
by thechilde April 25, 2008

Fountaining is when you engage in oral sex with someone that has had a Tracheotomy in reverse. You insert your penis in the neck hole and maneuver it to come out through the mouth when you ejaculate causing a fountain effect.
by Jerick452 January 5, 2025

When you blow your load into your partners mouth, and they they spit it back into yours, like a water fountain.
by embasin May 10, 2023
