from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Informal One who claims to know everything and rejects advice or information from others.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Someone who obnoxiously claims to be knowledgeable on a subject.
from the GNU version of the Collaborative International Dictionary of English
- n. One who knows everything
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. someone who thinks he knows everything and refuses to accept advice or information from others
Sorry, no etymologies found.
Bert is the quintessential cantankerous old man, a know-it-all with a chip on his shoulder the size of an AARP Magazine cover.
Not being a know-it-all, just sometimes sexual traits will out themselves!
For example, the loud lady with the pink hair came across as a bit of a know-it-all – but was she really, or was it just an act?
Benedict XVI does not hide from himself that from the Fraternity for a long time have come many dissonant things - pride, a patronizing know-it-all attitude, unilateralisms etc.
BlackDawgz, not to be a know-it-all, but mitochondrial DNA comes from Mom, not from Dad.
While even I'll admit that sometimes I find him to be a know-it-all, he is one hell of a hunter and fisherman.
I just end up sounding like a know-it-all nag, one of the only things in the world more annoying than someone sprouting off urban tale nonsense as gospel fact.
As I grew, I dismissed the idea as the result of hick ignorance (something that became a habit to a know-it-all college boy ...) and forgot the idea.
Me, as a know-it-all elementary school graduate before my soul was crushed in junior high.
I suppose I am afraid of coming over as a bossy know-it-all!