muppet
noun
1
a person who is mentally or physically incapacitated or disabled, or considered ugly; someone who represents any permutation of such characteristics; hence, any fool. Created by Jim Henson (b.1936), The Muppet Show, a successful television programme of the 1970s and subsequently in films, introduced the gallery of grotesque puppets on which this allusion is founded UK, 1983.
2
a magistrate. Police slang UK, 2002