verb \ˈnō\

: to have (information of some kind) in your mind

: to understand (something) : to have a clear and complete idea of (something)

: to have learned (something, as a skill or a language)

knew \ˈalso ˈnyü\ known \ˈnōn\ know·ing

Full Definition of KNOW

transitive verb
a (1) :  to perceive directly :  have direct cognition of (2) :  to have understanding of <importance of knowing oneself> (3) :  to recognize the nature of :  discern
b (1) :  to recognize as being the same as something previously known
(2) :  to be acquainted or familiar with (3) :  to have experience of
a :  to be aware of the truth or factuality of :  be convinced or certain of
b :  to have a practical understanding of <knows how to write>
archaic :  to have sexual intercourse with
intransitive verb
:  to have knowledge
:  to be or become cognizant —sometimes used interjectionally with you especially as a filler in informal speech
know·able \ˈnō-ə-bəl\ adjective
know·er \ˈnō-ər\ noun
know from
:  to have knowledge of <didn't know from sibling rivalry — Penny Marshall>

Examples of KNOW

  1. He knows a lot about the history of the town.
  2. Do you know the answer?
  3. I don't know her name.
  4. Do you know what time it is?
  5. I don't know the words to that song.
  6. They knew a good deal about the problem.
  7. She knows the rules of the game.
  8. If you want the answer, ask someone who knows.
  9. I don't know much about art, but I know what I like.
  10. She knows that many people will not believe her.

Origin of KNOW

Middle English, from Old English cnāwan; akin to Old High German bichnāan to recognize, Latin gnoscere, noscere to come to know, Greek gignōskein
First Known Use: before 12th century



Definition of KNOW

:  knowledge
in the know
:  in possession of exclusive knowledge or information; broadly :  well-informed

First Known Use of KNOW

KNOW FROM Defined for Kids


verb \ˈnō\
knew \ˈnü, ˈnyü\known \ˈnōn\know·ing

Definition of KNOW for Kids

:  to recognize the identity of <I know that guy!>
:  to be aware of the truth of <We know that the earth is round.>
:  to have a practical understanding of <Her little sister already knows how to read.>
:  to have information or knowledge <He knows all about cars.>
:  to be or become aware <The president knew about the problem.>
:  to be acquainted or familiar with <A taxi driver knows the city well.>
:  to have understanding of <It's important to know yourself.> <I don't know why this happens.>
:  to recognize the nature of <We knew them to be honest.>


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