That part of the female genitalia where the sun don't shine. Also the name of a cunning rock band in Sydney, Australia, dedicated to the discovery and exploration of dark spaces.
Doctor: How the heck did you get sunburnt down there?
Female patient: I was at a 'Mighty Quim' concert.
other terms that mean the same thing : bologna flaps, meat curtains, elephant ear tips, ham hocks, jizz holders, buffalo toes, gash, bacon strips, camel toe, & pen holder
Let me see those elephant eartips! Whoa! You gotta' set of bacon strips on you girl! Thanks for the quim!