\ ˈnäb How to pronounce knob (audio) \

Definition of knob

1a : a small rounded ornament or handle
b : a rounded protuberance : lump
2 : a rounded usually isolated hill or mountain

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Other Words from knob

knobbed \ ˈnäbd How to pronounce knobbed (audio) \ adjective
knobby \ ˈnä-​bē How to pronounce knobby (audio) \ adjective

Examples of knob in a Sentence

a carved walking stick with a silver knob toss a knob of butter into the frying pan
Recent Examples on the Web The road tops out on a bald knob where a huge cairn made of cinders denotes the mountain’s high point. Mare Czinar, The Arizona Republic, "The views on this AZ hike will take your breath away, if you have any left. It's steep," 17 Sep. 2020 And riders can opt to have their resistance auto-adjusted throughout a workout, rather than manually turning the resistance knob. Lauren Goode, Wired, "Peloton Is Betting You’ll Never Go Back to the Gym," 8 Sep. 2020 The tactile-style elevation turret unlocks 110 MOA of total adjustment; the windage knob has 65 MOA of adjustment. Andrew Mckean, Outdoor Life, "The 13 Best New Precision Riflescopes Put to the Test," 18 Aug. 2020 And the console rotary knob makes way for a more contemporary-looking touchpad. Jens Meiners, Car and Driver, "2021 Mercedes-Benz E450 Polishes Its High-Tech Presentation," 12 Aug. 2020 Later, species of Mammut became known as mastodons (named for the knob-like cusps on their cheek teeth). Hans-dieter Sues, Smithsonian Magazine, "The Story of Charles Willson Peale’s Massive Mastodon," 6 May 2020 An obscure rule in the NHL rule book (Rule 10.2, to be exact) states that goalies must have white tape on their knob. Matthew Defranks, Dallas News, "Benn, Seguin break down Game 5′s opening goal vs. Flames: ‘I think the crossbar got the best of him there'," 19 Aug. 2020 The 30mm version also has a very precise parallax focus knob. Andrew Mckean, Outdoor Life, "The 17 Best New Versatile Riflescopes Put to the Test," 18 Aug. 2020 Smith writes about yardbird intellects, refugees from good taste and urban ease; her characters are shabby-genteel with the gentility knob turned down pretty low. Dwight Garner, New York Times, "Ali Smith’s ‘Summer’ Ends a Funny, Political, Very Up-to-Date Quartet," 17 Aug. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'knob.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of knob

15th century, in the meaning defined at sense 1b

History and Etymology for knob

Middle English knobbe; akin to Middle Low German knubbe knob

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Time Traveler for knob

Time Traveler

The first known use of knob was in the 15th century

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Statistics for knob

Last Updated

23 Sep 2020

Cite this Entry

“Knob.” Dictionary, Merriam-Webster, Accessed 1 Oct. 2020.

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More Definitions for knob


How to pronounce knob (audio)

English Language Learners Definition of knob

: a round switch on a television, radio, etc.
: a round handle on a door, drawer, etc.
chiefly British : a small lump or piece of something


\ ˈnäb How to pronounce knob (audio) \

Kids Definition of knob

1 : a small rounded handle
2 : a rounded switch on an electronic device
3 : a rounded lump Her dog has a knob of a tail.
4 : a rounded hill


\ ˈnäb How to pronounce knob (audio) \

Medical Definition of knob

: a rounded protuberance or lump

Other Words from knob

knobby \ ˈnäb-​ē How to pronounce knobby (audio) \ adjective

More from Merriam-Webster on knob

Thesaurus: All synonyms and antonyms for knob

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