Meaning of the word "know it all" in English

What does "know it all" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

know it all

US /noʊ ɪt ɔl/
UK /nəʊ ɪt ɔːl/

Noun

a person who acts as if they know everything and are always right

Example:
He's such a know-it-all, always correcting everyone.
Nobody likes a know-it-all at the meeting.