although the word seems to describe a crusty old vagina, it is actually a really cool nickname for someone with the name gina. Although they might not like it, its hilarious.
yo that girl vagina crusty is so awesome man!

or

I wish my name was Gina so I could be called Vagina Crusty!
by bgigzyo September 20, 2011
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When a woman goes without showering for a long period of time her vagine flaps develope a sort of crust that oderous. If this happens ladies, SHOWER IMMEDIETLY!
"Daayymm that chick i banged last night had a nasty case of crusty vagina flap!"
by B.J. Hurtz April 13, 2008
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The crusty inside of the vagina used in slang as "crusty vagina box,"
"Dude! Tina has such a crusty vagina box!"
by Eugene Watson December 24, 2008
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