A mongrel dog (or sometimes cat); an animal of mixed breed or uncertain origin. / (usually derogatory or humorous) A person of mixed racial or ethnic ancestry.

Alternative form of matha

plural of mutt

(Britain, vulgar slang) Something regarded as outstandingly good.

(chiefly US, slang) Names given to a pair of companions, usually male, of whom one is tall and the other short.

(Cockney rhyming slang, comparable) Deaf.

Alternative spelling of Mutt and Jeff