know Meaning in Cambridge Essential American Dictionary
Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

Meaning of "know" in Essential American English Dictionary

See all translations

know

verb
 
/noʊ/ ( past tense knew, past participle known)
A1 to have information about something in your mind: “How old is she?” “I don’t know.” He knew that she was lying.
A1 used to ask someone to tell you a piece of information: Do you know where the post office is?
A2 to be certain: I know she’ll be really pleased to hear the news.
A2 to be able to do something: Do you know how to ski?
B1 to have spent time with someone or in a place so that the person or place is not new to you: I’ve known Al since we were children. I grew up in Boston, so I know it well.
let someone know A2 to tell someone something: Let me know if you’re going to the party.
I know used when you agree with something someone has just said: “It’s a beautiful day, isn’t it?” “I know – let’s hope it lasts.”
you know B1 used to make sure someone understands which person or thing you are talking about: I was talking about Rachel – you know, the tall woman with the blond hair.
B1 ( also know about) If you know a subject, or you know about it, you are familiar with it and understand it: Ask Andy to fix it – he knows about computers.
be known as something B1 to be called: California is also known as the Sunshine State.
get to know someone/something B1 to gradually learn more about someone or something: I got to know Frank at work.
as far as I know used to say that you think something is true, but cannot be sure: As far as I know, he isn’t married.
(Definition of know from the Websters Essential Mini Dictionary © Cambridge University Press)
Add Cambridge dictionaries to your browser to your website

More Essential American English definitions for “know”

Definitions of “know” in other dictionaries

Word of the Day
sprint

a short and very fast race, such as the 100 metres, or the last part of a longer race that is run as fast as possible

Word of the Day

Are you a glass-half-full person? (Everyday Idioms)
Are you a glass-half-full person? (Everyday Idioms)
by Kate Woodford,
July 29, 2015
A reader of this blog recently asked for a post on idioms that are used in everyday English. This seemed like a reasonable request. After all, if you are going to make the effort to learn a set of English idioms, you want those idioms to be useful. The question, then, was

Read More 

exoskeleton noun
exoskeleton noun
July 27, 2015
a robotic device which goes around the legs and part of the body of a person who cannot walk and allows them to move independently and in an upright position The device, known as an exoskeleton, is strapped to the outside of a person’s limbs and can then be controlled by them.

Read More