Idiom of the day :- A nutcase

Usage, examples and definition of the Idiom :-

In slang, a nut is a silly, crazy, foolish or stupid person. A case is a person being treated by a doctor. A person who is describe as a nutcase thinks, speaks or acts strange, the idea being that he or she is mentally disturbed and in the care of a doctor. ‘I’m going to become a nutcase if I don’t get a holiday soon,’ Lionel moaned.