The result of pouring baking soda into a vagina. Similar to a vinegar and baking soda volcano.
After he poured baking soda in her slit, it erupted into a magnificent vagcano.
by ngrgukchnk January 19, 2011
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(pronounced vaj-CANE-o) A vagina that is torn from being pushed too hard on during childbirth. Also usually caused when the baby shoots out too fast. Resembles a volcano erupting.
Doctor: "Keep pushing! Just a little more."
Woman: (screaming, pushing).
Man: "Look at that vagcano!"

Woman: "She was such a fat baby that when I gave birth to her, she gave me a vagcano!"
by Josh Mould(en) April 13, 2008
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