know

Universal Words verb, noun verb (knew ) (not used in the progressive tenses) have information 1 ~ (of / about sth) to have information in your mind as a result of experience or because you have learned or been told it: [VN] Do you know his address? * The cause of the fire is not yet known. * All I know is that she used to work in a bank (= I have no other information about her). * [V(that)] I know (that) people's handwriting changes as they get older. * [VNthat] It is widely known that CFCs can damage the ozone layer. * [Vwh-] I knew where he was hiding. * I didn't know what he was talking about. * [V] 'You've got a flat tyre.' 'I know.' * 'What's the answer?' 'I don't know.' * 'There's no one in.' 'How do you know?' * You know about Amanda's baby, don't you? * (spoken) I don't know about you, but I'm ready for something to eat. * I know of at least two people who did the same thing. * (spoken) 'Is anyone else coming?' 'Not that I know of.' * (spoken) 'Isn't that his car?' 'I wouldn't know. / How should I know?' (= I don't know and I am not the person you should ask). * (spoken) 'What are you two whispering about?' 'You don't want to know (= because you would be shocked or wouldn't approve).' * [Vtoinf] Does he know to come here (= that he should come here) first? * [VNtoinf] We know her to be honest. * Two women are known to have died. -< DISCOVER realize 2 to realize, understand or be aware of sth: [V(that)] As soon as I walked in the room I knew (that) something was wrong. * She knew she was dying. * [Vwh-] I knew perfectly well what she meant. * I know exactly how you feel. * [VN] This case is hopeless and he knows it (= although he will not admit it). * [V] 'Martin was lying all the time.' 'I should have known.' feel certain 3 to feel certain about sth: [V(that)] He knew (that) he could trust her. * I know it's here somewhere! * I know things will turn out all right. * I don't know that I can finish it by next week. * I just knew that it was something I wanted to do. * [VN] (spoken) 'You were right-someone's been spreading rumours about you.' 'I knew it!' * [V] (spoken) 'She's the worst player in the team.' 'Oh, I don't know (= I am not sure that I agree)-she played well yesterday.' be familiar 4 [VN] to be familiar with a person, place, thing, etc: I've known David for 20 years. * Do you two know each other (= have you met before)? * She was a secretary when I first knew her. * She's very nice when you get to know her. * Knowing Ben, we could be waiting a long time (= it is typical of him to be late). * This man is known to the police (= as a criminal). * I don't know anyone in Oxford. * I know Paris well. * Do you know the play (= have you seen or read it before)? * The new rules could mean the end of football as we know it (= in the form that we are familiar with). reputation 5 ~ sb/sth as sth