A klumpkin is what a blumpkin turns into when the blumpkinee is constipated or has to pinch it off short due to an interruption.
Yeh, it wuz all good til her parents came home and my blumpkin turned into a klumpkin.
A blumpkin performed on a kybo.
At the campsite in Killarney, JZ left to go drop a deuce in the kybo and Wvy mysteriously disappeared shortly thereafter. It was obvious to the rest of the crew that a klumpkin was almost certainly being delivered.