What's it called?

Question

What is the small area between the anus and the genitalia
called?
(Both clinical and colloquial responses will be appreciated)

Answer 1

Taint is a term used to refer to the perineum (the region of the human body between the testicles or vagina and the anus). This term has no basis in medical terminology and is most often considered lewd and mildly obscene.

Answer 2

Its called the grundle or taint.