biffkin

It is the bit of skin between your scrotum and your anus. It can also be used to insult people.

You lick biffkin
or
You are a biffkinator

by Adam Stevens November 4, 2004

biffkin

male anatomy - the area of the sin between the scrotum and the rectum

by Anonymous July 11, 2003

biffkin

the space between ones legs, betwen the anus hole and the bollock sack on a man
the main area where arse hair grows.

"youve got a hairy biffkin"

by sholto bonham thomas February 27, 2004

biffkin

The hair that grows off the gooch not the gooch itself!

My biffkin is getting too long. I may need to shave it.

by Bizazy May 16, 2006