A smock-frock or smock is an outer garment traditionally worn by rural workers, especially shepherds and waggoners, in parts of England and Wales from the early 18th century. Today, the word smock refers to a loose overgarment worn to protect one's clothing, for instance by a painter.

A smock-frock or smock is an outer garment traditionally worn by rural workers, especially shepherds and waggoners, in parts of England and Wales from the early 18th century. Today, the word smock refers to a loose overgarment worn to protect one's clothing, for instance by a painter.