An exclamation used for summoning help, when you're done defecating and need someone to clean your ass.
Momma, shit finish!
noun
1. An individual whose personal details and life events are used without credit or permission by an author to create a story or work of ostensible fiction.
verb
2. To use an individual's personal details and life events without credit or permission to create a story or work of ostensible fiction.
"Have you read XYZ's new novel? They totally catpersoned you!"