An example of know is a doctor having the information needed to treat their patients.
An example of know is a friend recognizing another friend at a concert.
I know she won't fail.
To know right from wrong.
Knows her Latin verbs.
She knows chemistry better than anybody else.
Knew him for a liar.
Knows how to cook.
Knows right from wrong.
To know the facts.
To know that one is loved.
To know the multiplication tables.
To know music.
I'd know that face anywhere.
To know a person's face or figure.
- To have sexual relations with (someone).
- Possessing special or secret information.
- Used parenthetically in conversation, as to fill pauses or educe the listener's agreement or sympathy:Please try to be, you know, a little quieter. How were we supposed to make camp in a storm like that, you know?.
- having confidential information
- to be aware that one could or should act better or think more correctly
- to be the best guide, authority, etc.
- you understand
- an exclamation of surprise
Idioms and Phrasal Verbs
Origin of know
- Middle English knouen from Old English cnāwan gnō- in Indo-European roots
From American Heritage Dictionary of the English Language, 5th Edition
- from Indo-European: Latin cognoscō (Spanish conocer, French connaître, Italian conoscere, Portuguese conhecer), Ancient Greek γνωρίζω (gnōrizō, “I know”) and γνῶσις (gnōsis, “knowledge”), Albanian njoh (“I know, recognise”), and Persian شناختن (šenāxtæn, “to know”).
- from Proto-Germanic: Old High German knājan (“to know, recognise”), Old Norse knā (“to know how”), Dutch and German kennen, West Frisian kenne