correct physiological term "perineum", or area between anus and ballsack
The soft wrinkly skin between you ball sack and anis.
A man without legs scoothes his bifkin
tha skin between one's ball sack and there anus
i have a saggy bifkin and it is sweaty
the piece of skin between one's balls and arsehole. also known as guch
that kid i know got a pen stuck in his bifkin and lost a shitload of blood...nice...
Your bifkin is the skin between your balls and ur ass. created by Jake Wyatt, spread through detling. Nice to hear u've all heard of it!
See also - bifskin
the skin between your scrotum and your anus which is used for anal penetration. stop buzzing fluff!
charlson strokes jacks bifkin until he ejaculates...fluff buzzes 24/7