Nut

Definition

Nut is a noun that refers to a hard-shelled fruit containing an edible kernel. It can also denote a mechanical fastener with a threaded hole or, informally, a person who is obsessed or enthusiastic about something. As a verb, it means to hit someone or something with one's head (informally).

Parts of Speech

• Noun
• Verb

Pronunciation

American English

• IPA Pronunciation: /nʌt/
• Respelling: NUHT

British English

• IPA Pronunciation: /nʌt/
• Respelling: NUHT

Etymology

The word "nut" comes from Old English "hnutu," derived from Proto-Germanic "*hnutō" and Proto-Indo-European "*knud-" meaning "hard shell or lump." It has been used to describe the fruit of certain trees and metaphorically for stubborn or difficult objects.

Derivatives

• Nutty (adjective)
• Nuttiness (noun)
• Nutcracker (noun)
• Nutcase (noun, informal)
• Peanut (noun)

Synonyms

• Kernel
• Seed
• Fastener

Antonyms

• None

Usage

The term "nut" is used in various contexts. As a noun: "Almonds are my favorite type of nut." It is also used informally to refer to an eccentric person: "He’s such a nut about football." As a verb: "He tried to nut the attacker in self-defense."

Related Terms

• Seed: The reproductive unit of a flowering plant.
• Shell: The hard protective outer layer of certain nuts.
• Thread: The helical ridge used in fasteners like nuts and bolts.

Detailed Definitions

Noun

• A hard-shelled fruit: Refers to a fruit with an edible kernel.
  • Example: "A nut like a walnut is high in protein."
• A mechanical fastener: Describes a small piece of metal with a threaded hole used with a bolt.
  • Example: "The nut was tightened to secure the joint."
• An eccentric or obsessed person (informal): Refers to someone passionate or overly enthusiastic.
  • Example: "She’s a real nut when it comes to hiking."

Verb

• To hit with one’s head (informal): Refers to a sudden headbutt.
  • Example: "He threatened to nut anyone who insulted him."