Definitions by Andy Wallwork2

bum hoop 

sticky round object located in the crevases of the male or female bottom.
More commonly known as the entrance to the shit pipe!!

James "I was on my second wipe and on inspection i realised that some paper had been left behind".
Matt "It's probably been caught on an undigested peanut stuck in your bum hoop, do check there young fella".

bum hoop by Andy Wallwork2 October 6, 2008