know-it-all
noun
: one who claims to know everything
also
: one who disdains advice
know-it-all
adjective
Examples of know-it-all in a Sentence
Recent Examples on the Web
But the low point is its treatment of its female characters, who are painted as irritating, know-it-all nags who just get in the way of a good time.
—
Dave Nemetz, TVLine, 18 Oct. 2024
Sagittarius Black Moon Lilith in Sagittarius is a know-it-all who actually does know it all.
—Lisa Stardust, People.com, 3 Oct. 2024
This outsider’s perspective judges America’s past by the lights of a cynical, know-it-all.
—Armond White, National Review, 2 Oct. 2024
My 21-year-old grandson is a dramatic and arrogant know-it-all.
—Jeanne Phillips, The Mercury News, 26 Sep. 2024
See all Example Sentences for know-it-all 
Dave Nemetz, TVLine, 18 Oct. 2024
Sagittarius Black Moon Lilith in Sagittarius is a know-it-all who actually does know it all.
—Lisa Stardust, People.com, 3 Oct. 2024
This outsider’s perspective judges America’s past by the lights of a cynical, know-it-all.
—Armond White, National Review, 2 Oct. 2024
My 21-year-old grandson is a dramatic and arrogant know-it-all.
—Jeanne Phillips, The Mercury News, 26 Sep. 2024
See all Example Sentences for know-it-all
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'know-it-all.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Dictionary Entries Near know-it-all
Cite this Entry
“Know-it-all.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/know-it-all. Accessed 5 Nov. 2024.
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