To cum a large amount in a projectile fashion, straight in the air.
Derek: Yo did you murder that poon last night?
Peter: You bet your ass I did. I volcano cummed everywhere!
Derek: Dude sick!!
by HDMImurcielago April 14, 2014
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(n) A sex act which involves someone with diarrhea engaging in receptive anal sex. The removal of erect penis causes a rocket of liquid feces to stream out of the person's asshole. Considered VERY gay in Trinidad.
Roger: What's the number of a good carpet cleaning service?

David: Why?

Roger: I gave this girl a mud volcano last night and there is shit everywhere!

Selfish Michael: Gross!
by Room'd July 4, 2011
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When you go in the corner of a room, butt-naked, and lean against it upside-down with your ass against the wall and your back curled against the floor. You then proceed to masturbate, and when you ejaculate, you shoot it into the air in a similar fashion as a volcanic eruption, sometimes into one's own mouth.
Aye man, just hit that Volcano Strat, feeling good.
by ektooo October 28, 2019
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When your diarrhea is so bad and powerful that it shoots through to the other side of the earth.
After that spicy lunch, I had to run to the bathroom for a Chinese Volcano.
by Fautbauxter October 19, 2016
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the term 'slippery volcano' is used to describe a coital act taking place during menses.
"let's do the slippery volcano. don't worry about the mess, that's what towels were invented for."
by like you want November 9, 2009
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In the video walkthrough of Pokemon Vietnamese Crystal made famous by popular YouTubers DeliciousCinnamon, the player's mother's oven is called, or is used for cooking a delicacy known as Volcano Bakemeat. The original translation from the actual Pokemon Crystal is "Cinnabar Volcano Burger". The recipie for Volcano Bakemeat is a mystery, as is Kuang Steak, however it is rumoured that steak, bean and chedr are key ingredients. It is not advised to use pizza or jelly in the cooking process, as that would be considered trashy.
by Sofiz Jackson June 21, 2011
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Function: noun
1 : a canal in a female mammal that leads from the uterus to the external orifice of the genital canal
2 : a vagina
3 : a stargate from which babies materialize
4 : an infectious abyss, the most acidic environment known to man
Honey, could you please plug up your acid volcano, as it is spewing everywhere.

Honey, your acid volcano is breathing everyone's air.
by Shell_shockkun April 5, 2010
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