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know-it-all

[noh-it-awl] / ˈnoʊ ɪtˌɔl /


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

In a 2015 biography, author Ashlee Vance described Musk as "a confrontational know-it-all" with an "abundant ego".

From BBC • Jun. 4, 2026

Volker Beck, president of the German-Israeli Society, labelled Steinmeier's comments on the war "grossly inappropriate" and said they displayed a "smug know-it-all attitude".

From Barron's • Mar. 24, 2026

I offered that information with an apology, since nobody wants to come off as a know-it-all; however, matching shows with the right streaming service is part of a TV critic’s job these days.

From Salon • Dec. 10, 2025

The idea was to put to rest any worry that she might parade in like a know-it-all.

From The Wall Street Journal • Oct. 30, 2025

Well, anyway, he's a know-it-all and he walks on his toes, but he's the only boy around.

From "What the Night Sings" by Vesper Stamper




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