When you are having rough Anal sex until the person receiving it has to diarrhea. When the diarrhea comes the person does a handstand shooting poop all over, looking like a Volcano
by Guacamole Weiner Jew June 25, 2020

when you give a girl a whole pack of ex-lax, and then fuck her asshole until she says she's about to shit, then you pull out, put her ass in the air and she erupts like a volcano.
by alexander watson January 22, 2007

Shitting on a bleeding a vagina then shoving a penis in, and when you are about to cum, pull out and spray blood, shit, and cum all over the sheets.
by ClewisSM October 15, 2008

An ass volcano is the act of inserting baking powder, vinegar and red food coloring to a gaping asshole (normal it has been stretched out from a vigorous session of anal sex). Once the ingredients have been inserted you will have a grade 7 caliber explosion that even an all taco bell diet can not top.
Did you hear about that piece of whore trash Justin rammed the other night ? I hear he rammed her right in the ass and gave the cum dumpster a fucking ass volcano. I would makke the whore my wife.
by Douger the d-bag June 24, 2009

when one defacates onto a females chest in between her breasts, then squeezes the breast together, thus forming the "brown volcano."
by Chris Walkup April 30, 2008

by Lupus January 1, 2005

is the process of laying on your back, filling up your asshole with baby powder or any other similar product and blowing a tremendous fart creating a white cloud similar to the Mt. St. Helens eruption. Also known as torking except substitute baby powder with flame. Very popular amongst drunk irish
skip stephens coming home drunk as hell after a larger mexican dinner. He wil then fill up his anus with powder and blow out his O-Ring sending a large white plume into the air.
by rob November 5, 2004
