KNOW definition: 1. to have information in your mind: 2. used to ask someone to tell you a piece of information…. Learn more.

5 days ago · The meaning of KNOW is to perceive directly : have direct cognition of. How to use know in a sentence.

14 meanings: 1. to be or feel certain of the truth or accuracy of (a fact, etc) 2. to be acquainted or familiar with 3. to have.... Click for more definitions.

Define know. know synonyms, know pronunciation, know translation, English dictionary definition of know. to understand as true: I know the sun will come up tomorrow.; to be aware of: I know his eyes …

May 20, 2026 · Know – Meaning, Definition, Synonyms, and Antonyms Know is a common English verb used to talk about having information, understanding, or awareness about something or someone. …

know1 (nō), v., knew, known, know•ing, n. v.t. to perceive or understand as fact or truth; to apprehend clearly and with certainty: I know the situation fully. to have established or fixed in the mind or …

2 days ago · know (third-person singular simple present knows, present participle knowing, simple past knew or (nonstandard) knowed, past participle known or (colloquial and nonstandard) knew) …

Definition of know verb in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

KNOW definition: 1. to have knowledge or information about something in your mind: 2. to be familiar with a person…. Learn more.

know what you are talking about If you know what you are talking about, you deserve to be listened to because you have actual knowledge or experience with something and what you are saying is correct.