nuts

Crazy or foolish.

Extremely enthusiastic.

Used to express contempt, disappointment, or refusal.

An expression of disapproval, defiance, or displeasure, as in: “Ah, nuts! My knife just broke.”

Crazy; loony; insane; batty; — used in a predicate position, ususually in phrases such as to go nuts, went nuts, are you nuts?

Plural form of nut.

Testicles.

A hand that can be proven unbeatable even when the hand’s holder does not know any of the hidden cards the other poker players involved in a hand hold or held.

Insane, mad.

Crazy, mad; unusually pleased or, alternatively, angered.