murrhole 

A furry character's anus or vagina. Also calls a "tailhole"

Being the slut he was, the wolf raised his tail and grinned, wanting to get yiffed in his murrhole.

murrhole by ArAnon June 10, 2016

murkhole 

An amorphous/mystical/apocryphal orifice of the body into which various 'objects' may be inserted in disgust.

Highbert: Ah, dood, did you see Highland yesterday? He pissed Craiggers off and got it right in the murkhole.

murkhole by Hhhweidman April 25, 2009