The name given to the occasion when, for whatever reason, your beverage fizzes or froths over the top of it's container.
by CamiKaze August 3, 2007

Refers to an extremely large pimple, likely infected, that is normally located but not limited to: the forehead or back region of the body.
1. "Paul I'm not going anywhere with this volcano, it's hideous!"
2. "Oh God my volcano is about to erupt(all over the mirror)!!!"
2. "Oh God my volcano is about to erupt(all over the mirror)!!!"
by Marlfox June 14, 2012

When you're leaned back on your shoulders with your knees behind your ears lighting a fart and diarrhea comes out after the fart, thus creating the eruption effect.
In order to be a true volcano all three factors need to be present. Gas, diarrhea, and lit flame!!!
In order to be a true volcano all three factors need to be present. Gas, diarrhea, and lit flame!!!
by DanOAngel April 23, 2009

1. What you call it when you get so stoned you cant even see
2. What you call it when you get so stoned you cant even believe
3. What you call it when you get so stoned you can hold your tongue
2. What you call it when you get so stoned you cant even believe
3. What you call it when you get so stoned you can hold your tongue
by A Turbo Fruit January 27, 2010

When bangin a girl doggy style, you put in a chew and proceed to spit in the small of her back. When you've accumulated enough dip spit in the small of her back, pull out, and dip the tip of your member in the spit, then stick it back in. This will cause her region to ERUPT like a volcano.
by DG$ December 25, 2007

by Talosyn February 19, 2014

When your girl gives you a blow job with an atomic fireball in her mouth and then shoves her fingers covered in icy hot up your ass. Causing an orgasmic volcanic eruption .
by PapaSmurf77 November 15, 2017
