Definition

1. Adjective:
   • Informal: mentally irregular or crazy: Used to describe someone or something that is eccentric, foolish, or insane.
   • Having the flavor or aroma of nuts: Used to describe a taste or smell reminiscent of nuts, such as almonds, walnuts, or hazelnuts.

Usage Examples

• Adjective (Informal: crazy):
  • That idea sounds completely nutty.
  • He went a bit nutty after working for 72 hours straight.
• Adjective (Flavor of nuts):
  • This cheese has a lovely nutty flavor.
  • The brown ale is rich and nutty.

Advanced Usage

• "to be nutty about/on someone/something": To be extremely enthusiastic or infatuated with someone or something.
  • She's absolutely nutty about classic cars.
  • He's been nutty on her since they first met.

Variants and Related Words

• Nuttiness (n): The quality of being nutty, either in terms of craziness or nut-like flavor.
  • The nuttiness of the plan was obvious to everyone.
  • I love the nuttiness of this aged Gouda.

Synonyms

• Crazy, insane, mad, bats, bonkers, loony (for the "mentally irregular" sense).
• Nut-flavored, nutlike (for the flavor sense).

Related Idioms

• "Drive someone nutty": To irritate or annoy someone greatly.
  • The constant noise is driving me nutty.
• "Nutty as a fruitcake": An idiom meaning completely crazy or insane.
  • The old man in that story is as nutty as a fruitcake.

Adjective

1. informal or slang terms for mentally irregular
   • it used to drive my husband balmy
2. having the flavor of nuts
   • a nutty sherry