a whole which is located in between the rectum and the vagina of a desert tortoise. Also classified as a "taint", to gain said mushhole, you must be vigorously rubbing said tortoise genatalia on a cactus for 9 hours straight.
My mom took me to Petsmart the other week, and we both witnessed a desert tortoise who suffered from MUSHHOLE! it was a sad day.
by Tacomadness February 18, 2011