know

1. (transitive) To perceive the truth or factuality of; to be certain of; to be certain that.Examples: "Question things. I have the most fun when I'm writing questioning things that people do not question- the assumptions that everybody knows are true."; "'[…] I know whether a boy is telling me the truth or not.' 'Thank you, sir.' Did he hell. They never bloody did."; "I know that I’m right and you’re wrong."transitive

2. (intransitive) To be or become aware or cognizant.Examples: "Did you know Michelle and Jack were getting divorced? ― Yes, I knew."; "Malware's sometimes been known to sit dormant for a long time."; "‘A Gentleman!’ quoth the Squire, ‘who the Devil can he be? Do, Doctor, go down and ſee who ’tis. Mr. Blifil can hardly be come to town yet.—Go down, do, and know what his Buſineſs is.[’]"intransitive

3. (transitive) To be aware of; to be cognizant of.Examples: "Did you know Michelle and Jack were getting divorced? ― Yes, I knew."; "She knows where I live."; "I knew he was upset, but I didn't understand why."transitive

4. (intransitive, obsolete) To be acquainted (with another person).Examples: "You, and I haue knowne ſir."intransitiveobsolete

5. (transitive) To be acquainted or familiar with; to have encountered.Examples: "I know your mother, but I've never met your father."; "Borja, do you know Pilar? - Sure, we've actually met before."; "I was about to say that I had known the Celebrity from the time he wore kilts. But I see I shall have to amend that, because he was not a celebrity then, nor, indeed, did he achieve fame until some time after I had left New York for the West."transitive

6. (transitive) To be acquainted or familiar with; to have encountered.Examples: "AFterwarde the man knewe Heuáh his wife, which cõceiued & bare Káin, & ſaid, I haue obteined a man by yͤ Lord."; "Now Gerald had never thought of her having a mother. Then there must have been a father, too, some time. And Miss Wilmarth existed because two people once had loved and known. It was not a thought to dwell upon."; "Wait a second. Are you… attempting to know me?"Synonyms: coitizearchaiceuphemistictransitive