know-all

Definition of know-allnext
chiefly British

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of know-all How well hidden are the implications of using some other app that has an indirect path to our friendly know-all? top comment Apple's New iPhone Accessory Is Part Sock, Part Crossbody Strap 1d $150 - $230 ! ! ! PC Magazine, 11 Nov. 2025
Recent Examples of Synonyms for know-all
know-it-all
Noun
  • Those med students, cocky know-it-all Ogilvy (Lucas Iverson) and acerbic, perceptive Joy (Irene Choi), are drops in a flood of new faces that mark one of the few ways a show set in a single place can meaningfully scale up.
    Alison Herman, Variety, 5 Jan. 2026
  • Normally, know-it-alls are kind of annoying.
    Marci Robin, Allure, 19 Dec. 2025

Browse Nearby Words

Cite this Entry

“Know-all.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/know-all. Accessed 1 Feb. 2026.

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!