Baboon ass is an unfortunate case where your ass cheeks sweat and the wet hairs on your ass cause friction, which is a the pain felt as baboon ass. It's most common whilst doing activity, and in the summertime, where your body will naturally sweat more. Wiping your ass too hard can also result in this terrible sickness. The term baboon ass derives from the redness found on a baboon's ass, this same redness is a sympton along with a bloody great pain on your crack of the sickness also.
A condition in which a mans ass ( specifically on or around the butthole ) becomes red and swollen resembling the ass of a Baboon . This unfortunate and painful condition is most often the result of exercise or manual labor on hot humid summer days and is often made worse by the salt found naturally in a man' perspiration. In addition baboon ass can also be brought on by repeated wiping of ones butthole such as in the case of diarhea or the beer shits etc...
OUCH my ass hurts , I must have baboon ass from all thatbeer and exercise. "Honey can you kiss it better ?"