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Definition of knocker

knocker

/ˈnɑː.kɚ/
knock · er

Plural:knockers
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knocker Lexical Profile

knocker Game Scores & Validity

• noun

1

A hinged device, typically made of heavy metal like brass or iron, attached to the outside of a door and used for striking the door to attract the attention of those inside.

Example

"She lifted the heavy brass knocker and let it fall sharply against the wooden door."


2

A person who strikes or pounds on a surface, particularly someone who knocks on a door.

Example

"The persistent knocker at the front gate finally woke the sleeping security guard."


3

British A person who habitually disparages, criticizes, or finds fault with someone or something.

Example

"He ignored the knockers and cynics, choosing instead to focus on building his new business."

Synonyms
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Antonyms
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Word Nuance & Usage

In informal contexts, the plural form 'knockers' is frequently used as slang for a woman's breasts, presenting a notable register trap for English learners; whereas the singular primarily refers to a door fitting.

• Rhymes for knocker

Word Origin & Etymology

Derived from the Middle English 'knokker', consisting of the verb 'knock' (from Old English 'cnocian', meaning to pound or strike) and the agent noun suffix '-er'.

Usage Trend

Historical frequency of usage in published text.

180019102020

Cite this Entry


Wordmom. (2026). Definition of Knocker. In Wordmom Dictionary. Retrieved Nov 4, 2026, from https://wordmom.com/dictionary/knocker
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