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Definition |
a person who acts as though they know
everything, and arrogant |
Examples |
1) Don't be such a
know-it-all ! 2) He's such a
know-it-all, he won't listen to
anyone else's ideas. |
Etymology |
It is a compound term made up of "know"
and "all" |
Synonyms |
smart aleck, clever clogs |
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