know-it-all

(redirected from know it alls)

know it all

To seem or affect to know everything about any given topic, and to make an irritating point of demonstrating that knowledge to others. Jim's new boyfriend always acts like he knows it all. I can't stand having a conversation with him about anything!
See also: all, know

know-it-all

A person who seems or affects to know everything about any given topic, and who makes an irritating point of demonstrating their knowledge to others. Jim's new boyfriend is such a know-it-all. I can't stand having a conversation with him about anything! There is nothing more annoying than working with a know-it-all who constantly tries to outdo everyone else.

know-it-all

n. someone who gives the impression of knowing everything. Pete is such a know-it-all!
References in periodicals archive ?
'For the 'KNOW IT ALLS' JPE and other senators who had warrants of arrest were never allowed to be arrested in d Senate,' he said.
The "know it alls" blame it on our "always in a hurry" lifestyle and our over use of the iPod and the mobile telephone.
4 answers.yahoo.com There's always someone who has the answer to that nagging question you may have - and most of the 'know it alls' or 'would like to pretend they know it alls' are on Yahoo Answers.
I'm nervous, but Jimmy and I are both such complete know it alls."
In meetings, Know It Alls raise constant objections.
Know It Alls are not looking for answers or solutions.
To communicate with a Know It All, don't argue the contentions.