Vulcano Anal 

Prior to butt sex you load your partners anal cavity with with Mentos. As you are penitrating your partner with your member, you pour soda in their anus and let nature take its course.

Kevin could no longer achieve orgasim unless his wife, Ralph performed vulcano anal on him.

Vulcano Anal by Schunor April 14, 2021

Anal volcano

Pouring a can of Coke or Pepsi into someone's asshole and having them defecate an acidic shit solution back out.

Guy: "Trust me honey, it's ok, I was told diet soda creates a less painful anal volcano."
Girl: *muffles inaudible dialogue through a muzzle*

Anal volcano by fun4thewholefamily May 5, 2014

Anal Volcano

While having anal sex, the guy cums in your ass. The girl then procedes to fart it back on the guy.

Man last night Trish gave me an Anal Volcano!

Anal Volcano by jsimm89 March 11, 2007

anal volcano

Massive amount of shit either in your pants or on the toilet. A non ending flow of liquid brown hot magma. Excessive diarrhea

Brads visit to Mexico was followed quickly by several anal volcanoes.

anal volcano by brill June 18, 2006

Anal Volcano

The result of eating and digesting a ghost chilli while suffering from diarrhea. You have been warned.

Mate, you should have heard him in the bathroom. Talk about one hell of an Anal Volcano!

Anal Volcano by Dark Night Enforcer January 27, 2015

Anal Volcano

happens when taking a dick in the butt really hard and the dick cums in you. The explosive Diahrea after is known as anal volcano.

Sara took it so hard last night this morning that bitch had a Anal Volcano.

Anal Volcano by CONNvict May 10, 2012

Anal Volcano

When you use hot sauce as lube for anal sex.

He gave her the anal volcano!

Anal Volcano by T-daddt December 14, 2017