a large beat up, over used pussy, haggard, usually bruised dripping of mayonnaise like substance.
Mikes girlfriend danielle has roast beef curtains, it looks like somebody put an m80 in an oyster!
by Mike Ortel March 30, 2007
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The super flappy, dark inner lips of some pussies.
I was eating that chick out last night, and she had some crazy ginger beef curtains. Yum!
by Mostlytoastly January 6, 2011
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dude how was shelly. man she had a fuckin roast beef curtain....shit was gross
by creag December 27, 2005
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A sexual act in which one male and one shemale have sexual relations where the male focuses his sexual aggression on the area upon the shemale where the absent beef curtain is believed to exist.
"Wow dude. That shemale was hot last night, but was she hot enough to let you give her the old royal beef curtain????"
"Yeah, I bought her a one way ticket to beef town and hitchhiked all the way there on her shemale skin flute."
by BeefMeister February 20, 2014
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the outer streached out portion of the vagina-especially after hard vaginal intercourse or gang bang.
I beat up her vag so bad last night she had roast beef curtains.
by wackjack9 March 12, 2009
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A pussy that has one larger lip that folds over neatly , almost like a trap door
"Mike's ex-wife has a one sided beef curtain!!!"
by rancidcolon August 24, 2011
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