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To know something or someone - thesaurus




to have learned or found out about something



to know and understand something

have heard of

to know about the existence of someone or something

be reliably informed/assured

to be told something by someone who is likely to be telling the truth

know of

to know that someone or something exists and who, what, or where they are



to know who the person is or what the thing is that you are seeing, hearing etc because you have seen, heard etc them before



to have knowledge about something

be alive to something

to know that something is happening and realize how important it is



to know about something through a natural ability or feeling, without being told

know full/perfectly well

to know something while pretending not to

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More synonyms

be a/no stranger to something

to have no/a lot of experience of something

be onto something

to have information that will help to you make an important discovery

get by

to have just enough of something such as money or knowledge so that you can do what you need to do

have been around the block (a couple of/a few times)

to have a lot of experience of something, especially when this means that it is difficult to trick or surprise you

have/get /a/the feeling (that)

to be conscious of something but not certain about it

have on

to have information about someone that shows they have done something dishonest or illegal

have seen it all before

to have experienced a lot of things, or to know about a lot of things, so that you are not shocked or surprised easily

have someone’s ear

to know someone with power or authority who will listen to you

have something off pat

to know something so well that you can say it, perform it etc without thinking about it

have your finger on the pulse

to be conscious of new developments in a situation



formal to know or understand something by feeling it, rather than by considering facts or evidence



Scottish to know someone or something



used about things that most people think or believe are true



to be familiar with a place, because you have been there



to be familiar with things such as books, music, or art



to be familiar with a process or system



to have learned a poem, story, or song, so that you can say it or sing it

know better

to know that what someone else says or thinks is wrong

know/learn the ropes

to know or learn how to do something, especially a job

know of

to know about someone or something, but not know any details

know perfectly well

used for saying in an annoyed way that someone should already know something

know someone/something inside out

to know someone or something very well

know something backwards/inside out

to be very familiar with something

know something like the back of your hand

to be very familiar with something, especially a place or way of going somewhere

know/tell which is which

to be able to see the difference between two or more similar things

know the score

to know the truth about something, especially when it is unpleasant

know what’s what

to be very clever or experienced

know who’s who

if you know who’s who in an organization, you know what position or job each person has

know your stuff

informal to know a lot about something and be able to use your knowledge

know your way around (something)

to be very familiar with a particular place or activity

read someone’s mind

to know what someone else is thinking

wise after the event

to know what you should have done after something has happened, but not while it was happening



an old form of the verb ‘to know’ that was used with ‘I’, ‘he’, ‘she’, and ‘it’ in the present tense



a lifestyle focussing on simple pleasures such as comfort and cosiness in the home, and spending time with friends and family

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Open Dictionary


a form of location that involves the underwater detonation of a bomb which causes sound waves that are picked up by ships

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