look up any word, like colorful friendship:

1 definition by Evil Dr Fish

 
1.
Acronym for: Sand In Your Vagina...

First coined on South Park by Cartman.
"Easy tiger, don't bite my head off - have you got siyv?"

"Man... she's in a bad mood today - she must have Sand In Her Vagina!"
by Evil Dr Fish January 12, 2010
7 1