A woman's perineum. A sensitive area between the vagina and the anus that often needs to be cut, in an operation known as an episiotomy, to prevent it tearing during childbirth, and then stitched together again.
Vic Demised: An episiotomy is when the obstetrician makes a cut in the woman's perineum... more commonly known as the chinrest.
Yorkshire, 1990s. n. the small expanse of skin between genitalia and anus. The drumskin, pudenda.
"...I was lapping away at her rat and a squirt of cum dripped down her chinrest..."