When sweating and chafing occur in the ass crack and taint/balls creating intense itching from the fungus that has grown.
Jeremy: Are you ready to go out tonight and look for some ladies?
Adam: No, I have an intense case of Fungal Butt imaginable. I have itched it raw.
Jeremy: So you need to go see the doctor!
Adam: I have an appointment in the jungle with the fungal people.
Jeremy: Uh okâ¦.