Home >> English Vocabulary >> Know it all

Know it all

English Vocabulary tips & definition with Gymglish.
Improve your English and try our online English lessons for free.

Definition

a know-it-all: a person who claims to know everything and rejects information from others
idiom
Icarus is a real know-it-all when it comes to accounting, he knows everything there is to know.

Know-it-all often has a sarcastic meaning:

He thinks he's a know-it-all, but he actually knows very little.

Going further...

Still having difficulties with 'Know it all' Test our online English lessons and receive a free level assessment!

Do you have smart way of remembering this rule? A tip to avoid making a mistake on 'Know it all'?
Share it with us!