nifkin 

the space between a guy's ass and his balls; can be used as an insult

Braden is a nifkin

nifkin by Erin June 29, 2004

Nifkin 

The nifty piece of skin that provides a smooth connection between the pooper and the nut sack.

Ian's nifkin was enjoyed by the man that he met on thursday night after a forty of Ole' E.

Nifkin by looooddd March 11, 2003

nifkin 

The hallway from the hot dog stand to the men's room

He slipped and chipped his tooth while traversing the nifkin.

nifkin by Geoffrey Scrotabula January 15, 2003

nifkin 

spot between anus and testicles on a man

she licked his nifkin

nifkin by naughty January 24, 2003

nifkin 

The area between a man's scrotum and anus.

Danny has a hairy nifkin.

nifkin by Tom Leane May 24, 2002

Nifkin 

The area between your balls and your asshole

My nifkin is quite smooth.

Nifkin by Maty Bublz November 27, 2006

nifkin 

the area of a male's body where gas (especially after eating refried beans) gets trapped until one's nutsack is raised.

After years of horrible gas due to stomach issues, Robb's nifkin has certainly paid the price... his nifkin smells like the sewer.

nifkin by Tommy Jackson October 3, 2007