Unusually large labia minora. Usually hanging down low so that if a strong breeze blew they would flap around giving off the effect of window curtains.
There is a stripper at The Pony who has bologna curtains so big, she tied them in a knot!
by URASuka June 18, 2009
Pussy lips so big and wide, they could be pulled cheek to cheek while attempting to "slicing the ham" with your tongue.
While flicking my girl-friend's bean, I had to part her bologna curtains like a high school musical getting ready to play an encore.
by Ned Bolcar July 02, 2010