Definitions by Benjy Benjerson

Knenis 

Like a wenis, except on your knee instead of your elbow (i.e. the stretchy skin on your knee).

John: "Whoa my knenis is so big!"
Dave: "Uhh...dude why would you tell me that?"
John: "Haha, no I said KNENIS, get your mind out of the gutter!"

Knenis by Benjy Benjerson February 11, 2009