know-it-all

[noh-it-awl]

know-it-all

[noh-it-awl]
noun
1.
a person who acts as though he or she knows everything and who dismisses the opinions, comments, or suggestions of others.
adjective
2.
of or characteristic of a know-it-all.

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Know-it-all is always a great word to know.
So is flibbertigibbet. Does it mean:
a stew of meat, vegetables, potatoes, etc.
a chattering or flighty, light-headed person.

Origin:
1930–35
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
Cite This Source Link To know-it-all
Slang Dictionary

know-it-all definition


  1. n.
    someone who gives the impression of knowing everything. : Pete is such a know-it-all!
Dictionary of American Slang and Colloquial Expressions by Richard A. Spears.Fourth Edition.
Copyright 2007. Published by McGraw Hill.
Cite This Source
Dictionary.com, LLC. Copyright © 2012. All rights reserved.
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