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know-all

[ noh-awl ]

noun

, Informal.
  1. a know-it-all.


know-all

noun

  1. informal.
    a person who pretends or appears to know a great deal
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012


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Word History and Origins

Origin of know-all1

First recorded in 1880–85
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Example Sentences

“Some books and things was carted from the office to Denver a-Wednesday,” said the know-all who had spoken about the mortgage.

Then the witnesses were called, and Mr. Know-All did first give in his evidence against him.

The localisation of sensibility was merging into a unified perception whereby people would presently know all-over and at-once.

Palema went up to the Bush to call Lloyd; and Lloyd came down in one of his know-all-about-it moods.

Come, Mr. Know-All, look upon the prisoner at the bar; do you know him?

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knowableknow all the answers