KNOW-IT-ALL


Meaning of KNOW-IT-ALL in English

{n.} A person who acts as if he knows all about everything; someone who thinks no one can tell him anything new. * /After George was elected as class president, he wouldn't take suggestions from anyone; he became a know-it-all./ - Also used like an adjective. * /The other students didn't like George's know-it-all attitude./

Dictionary of English idioms .      Словарь английских идиом.