teat flap 

a tit that is less than 1 inch in depth but at least 6 inches long. when lifted teat flaps will often reveal hives of parasites and insects that use the underside of the teat as their mating grounds.

sometimes i think of your grannie's teat flaps when 8===(,,,,)==D -ing (m-bating).

teat flap by Diquey Tiqle August 11, 2009