krankeltek 

Hip meaning for flappy skin behind knee.

Joe: Bro, last night I got kicked hard in my krankeltek.
Suzie: Ouch that musta hurt.
Joe: Na, it's aiight. The extra skin cushioned my bones.

krankeltek by Dom S. E. Deit June 10, 2017

krankeltek 

The loose skin behind your knee.

Hey Japes! I like your short-shorts, they make your krankeltek look amazing!

krankeltek by Jeff Bogort June 9, 2017