Top definition
When you eat spicy food (mainly), and the next day you use the restroom, you get vulcanic shit (feels like molten lava).
I went to the seafood restaurant the other day, and the next day I got Vulcanic shit.

Fckin love spicy food! ♥......but hate fucking flaming diarrhea FML LOOOOOOOL
by DYSK December 08, 2011
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