prasac

1. hog; male pig
   Deda je za slavu ugojio jednog prasca. — Grandpa fattened up a hog for the slava.
2. derog. colloq. (of a person) pig; swine
   Opet si ostavio nered u kuhinji, prašče jedno! — You left a mess in the kitchen again, you pig!
   Jede kao prasac, sve mu je po majici. — He eats like a pig, it's all over his T-shirt.

Do not confuse with prase "piglet".