A phrase said after a vague or exaggerated example.
Usually used when talking about someone or something in the third person.
"This bus seat is wet, the guy before me must have pissed here or some shit."
Person 1: I saw this interview of Quentin Tarantino yesterday.
Person 2: Who the hell is Quentin Tarantino?
Person 1: That guy that directed Pulp Fiction or some shit.