Cut of pig meat. The "butt" is actually the shoulder.
Generally used in latin cultures (Mexican - carnitas, Puertorican - pernil). But also the cut used in pulled pork and general roasts.
Never heard it used to describe a person. Maybe porker is a better substitute.
Lets get a few pork butts to make dinner tonight.
a VERY large person (male or female, young or old).
After eating at the 24 hour buffet, Sally realised that she is indeed a true pork butt.