a vaginal passage that is so loose it ressembles a pair of loose curtains. possibly due to over use of it be it sexual activities or different.
look at her cunt! it's a really slack vagina!
by duboc April 30, 2007
Top Definition
a loose or un-elasticated vaginal opening that whistles when the wind blows, see also Shawn's mom
That girl had such a slack vagina I had to tie a board to my ass to keep from falling in.
by Anonymous February 18, 2003
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.