knock·​er | \ ˈnä-kər How to pronounce knocker (audio) \

Definition of knocker

1 : one that knocks: such as
a : a metal ring, bar, or hammer hinged to a door for use in knocking
b : a persistently pessimistic critic
2 often vulgar : breast usually used in plural

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Examples of knocker in a Sentence

the secretary of defense needs supporters, not knockers, to get through this crisis

First Known Use of knocker

14th century, in the meaning defined at sense 1

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Time Traveler for knocker

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The first known use of knocker was in the 14th century

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Cite this Entry

“Knocker.” Dictionary, Merriam-Webster, Accessed 23 Sep. 2020.

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How to pronounce knocker (audio)

English Language Learners Definition of knocker

: a small metal device on a door that you move in order to make a knocking sound
informal + sometimes offensive : a woman's breasts


knock·​er | \ ˈnä-kər How to pronounce knocker (audio) \

Kids Definition of knocker

: a device made like a hinge and fastened to a door for use in knocking

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  • three bears two of them look like theyre whispering to a third bear who looks chuffed to be the center of attention
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