The combination of sweat, toilet paper, poo and pubic hairs that build up on the area between the anus and bottomo of the vagina or scrotum. Hence, "tainted taint."
He went down to eat her pussy and abruptlyturned back when he found she had "tainted taint."
By Gladys
Taint
A.k.a. chad or perineum. The region between genitals and arsehole.
Taint gets its name from the sentence: It ain't pussy, it ain't arse.