1. Usually what you get when you have a wet, moist, hot steamy smelly fart.
2. A person who has a smelly sweaty ass all of the time.
(A)- If you are sitting in a cloth covered chair the smell is always trasfered to the seat.
(B) - If you are sitting in a plastic chair it always leaves you sweaty ass condesation prints on the seat.
1). Friend - Jim did you fart?
Jim - Yes and now I a have a bad case of wet ass
(A) - Take a wiff of this seat cusion. Jim has a case of the wet ass.
(B) - Gawd damm. look at that chair, Jim must have a wet ass.