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An enormous Supervolcano which houses an incredibly huge magma chamber deep underground which is several miles across and is just waiting to erupt and blow our sorry arses into the next world. Will most likely happen when some 3 billion people are having a coffee break or having a toilet break.
Joe: The sky is dark, its snowing in the middle of july and my home has collapsed from mountains of volcanic ash crushing my piles of porno mags.

Mike: oh well, Yellowstone has erupted. The end of the world has to start somewhere.
by wierd brained emo kid August 07, 2006
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Oct 30 Word of the Day
A trick played on a fellow athlete where the open hand smacks the target's testicles with the knuckles in a sharp, wrist flicking motion.
"Dude, I sack tapped Brandon, and now he has the whole team trying to sack tap me"
by Chris M July 07, 2004
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The art of giving your girl industrial strength laxatives then waiting another thirty minutes and fucking her in the ass, unload your load, then watch the magic being as she shits everywhere like the Yellowstone volcano.
I enjoy a good Yellowstone once in awhile, but its a pain to clean up...
via giphy
by Panthernop May 08, 2016
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The first national park in America. The bison will gore you, the bears will eat you and the park service will treat you like a moron.
Yellowstone is an incredible wonder, an awesome place. I will, however, never go there because of how horribly Xanterra treats their employees.
by Poofter June 09, 2005
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