Knock

Definition

Knock is a noun and a verb. As a verb, it means to strike a surface noisily to attract attention, to collide with something forcefully, or to criticize someone or something. As a noun, it refers to the sound produced by knocking, a collision, or a critical remark.

Parts of Speech

• Verb
• Noun

Pronunciation

American English

• IPA Pronunciation: /nɑːk/
• Respelling: nok

British English

• IPA Pronunciation: /nɒk/
• Respelling: nok

Etymology

The word "knock" originates from Middle English "knokken," derived from Old English "cnocian," meaning "to strike." Its roots are found in Proto-Germanic "*knukoną" and are related to Dutch "knokken" (to fight) and German "knocken" (to knock).

Derivatives

• Knocker (noun)
• Knocking (noun/verb)
• Knockout (noun/adjective)
• Overknock (verb, rare)
• Knockback (noun, informal)

Synonyms

• Tap
• Strike
• Criticize

Antonyms

• None

Usage

The term "knock" is widely used in both literal and figurative contexts. For example, "She knocked on the door before entering," or "He knocked her ideas as impractical."

Related Terms

• Tap: A light knock or touch.
• Pound: To strike heavily or repeatedly.
• Critique: A detailed analysis or assessment, sometimes negative.

Detailed Definitions

Verb

• To strike a surface noisily to attract attention: Often used when seeking entry or acknowledgment.
  • Example: "Please knock before you enter."
• To collide with something forcefully: Refers to hitting or pushing against something.
  • Example: "The ball knocked over the vase."
• To criticize someone or something: Describes the act of making disparaging comments.
  • Example: "She knocked the new policy for being ineffective."

Noun

• A sound made by striking a surface: Describes the noise associated with knocking.
  • Example: "He heard a knock at the door."
• A collision or impact: Refers to a forceful or accidental hit.
  • Example: "The car had a minor knock on the bumper."
• A critical remark or comment: Indicates a negative judgment or criticism.
  • Example: "He took the knock in stride and improved his work."