Someone who works in a health care setting in which changing adult diapers is a common requirement, such as a group home for the elderly or IDD (intellectually/developmentally disabled) residents.
A byproduct of mud butt. Mud butter is the greasy mix of poo particles and sweat that occurs between your asscheeks when you sweat with an improperly wiped butt.
Excessive heat and humidity makes mud butter worse.
Mud butter can also be produced if someone is suffering from extensive diarrhea and doesn't proplerly wipe clean.