What does the idiom not playing with a full deck mean?

Not playing with a full deck. When someone is not playing with a full deck, he is either mentally, psychologically or intellectually deficient. There is a popular story that the origin of this phrase dates back to the 1500s, when a tax was levied against decks of cards.Click to see full answer. Accordingly, what does playing with a full deck mean?play with a full deck. (idiomatic, chiefly US and Canada, of a person) To behave in a manner suggesting that one is of normal intelligence, alert, and mentally stable.Likewise, what is an idiom example? An idiom is a phrase or expression whose meaning can’t be understood from the ordinary meanings of the words in it. For example, “Get off my back!” is an idiom meaning “Stop bothering me!” The idiom “You hit the nail on the head” means “You’re exactly right.” Also to know is, what does the idiom on the ball mean? On the ball describes someone who is efficient, someone who is talented, someone who is effective and can get things done. The idiom on the ball most probably comes from a sport involving a ball, but which sport is up for debate.Is a piece of cake an idiom?piece of cake. The saying “a piece of cake” means something that’s simple to accomplish. If a school assignment is a piece of cake, it’s so easy that you will barely have to think about it. The Americanism cakewalk, used to mean “something easy,” came first, in the 1860’s — piece of cake wasn’t used until around 1936.
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