wumblefluff 

The act of extreme fucking without the blood torture. Doesn’t have to be legal

Johnny wumblefluff did the fuck outta that bunny

wumblefluff by Bilbothedildo11 May 3, 2018

Wufflefluff 

A butthole that is too large to measure by convenient methods.

After years of scientific research on the diameter of Tommy's butthole, they decided to classify it as Wufflefluff-1. The first butthole that was too large to measure.

Wufflefluff by pottedWillow September 8, 2020