look up any word, like the eiffel tower:
To suddenly and without warning grow a vagina. See also, depenisification.
"Hey, wasn't Chris supposed to show up tonight? Where is he?"
"I don't think he's going to show, looks like another case of spontaneous vagination."
by crunchyk9 May 11, 2008

Words related to spontaneous vagination

depenisification girl pussy pussy-out sandy vagina