know-it-all

Fetched 2026-10-26 (cache).

Synonyms: knowitall, know it all, know-it-alls

Antonyms: knowitall, know it all, know-it-alls

Related words from Datamuse; suggestions, not definitions.

Noun

1. {{lb|en|chiefly|US|pejorative}} Someone who claims to be [[knowledgeable]] or an expert in something, [[obnoxious]]ly [[dismiss]]ing the opinions, advice, suggestions, etc. of others.

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.