Large labial lips. May hang down like two flesh curtains, hence the "beef" part. Usually pretty dryed up and very nasty.
by Jumpingrat December 06, 2006
by Mr. Tapeworm May 25, 2006
Reference to a vagina that has very saggy lips that are comparable to beef, and curtains, hence the name beef curtains. Often occurs after a lot of sex.
by Kiwi Pomerleau June 02, 2004
by The siminifrius tubloidial buttnoids March 10, 2003
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by alf182 December 23, 2008
by muffmeister April 16, 2015