know-it-all
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
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
Throughout the season Tuck strikes a wonderful balance between Kevin’s know-it-all enthusiasm and the internal bruising he carries due to his inability to fit in.
From Salon • Jul. 24, 2024
He wants to argue with Gerhard, such a know-it-all he is, but he also sees his brother is right.
From "The Boy Who Dared" by Susan Campbell Bartoletti
