pronunciation; (vajj-un-yan)
origin- French

When a man inserts an onion into a women's vagina, thus forcing the vagina to cry. (needs to be a whole WHITE onion, but the onion only needs to be inserted half way or more.

Stanley: yo dude, how was last night?

Hank: oh it was fantastic, I gave this chik the sickst vagonion.
by robocock2000 January 7, 2009
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a term used when a woman has a smelly lower region that has a lingering odor
I was putting the moves on this chick and she took off her pants she had a smelly vagonion
by gman xfile May 29, 2008
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