occupied with or fond of the pleasures of good company; "a convivial atmosphere at the reunion"; "a woman of convivial nature"; "he was a real good-time Charlie"
the fact of being aware of information that is known to few people; "he is always in the know"
be familiar or acquainted with a person or an object; "She doesn't know this composer"; "Do you know my sister?"; "We know this movie"; "I know him under a different name"; "This flower is known as a Peruvian Lily"
be cognizant or aware of a fact or a specific piece of information; possess knowledge or information about; "I know that the President lied to the people"; "I want to know who is winning the game!"; "I know it's time"
be aware of the truth of something; have a belief or faith in something; regard as true beyond any doubt; "I know that I left the key on the table"; "Galileo knew that the earth moves around the sun"
know how to do or perform something; "She knows how to knit"; "Does your husband know how to cook?"
have fixed in the mind; "I know Latin"; "This student knows her irregular verbs"; "Do you know the poem well enough to recite it?"
have firsthand knowledge of states, situations, emotions, or sensations; "I know the feeling!"; "have you ever known hunger?"; "I have lived a kind of hell when I was a drug addict"; "The holocaust survivors have lived a nightmare"; "I lived through two divorces"
perceive as familiar; "I know this voice!"
be able to distinguish, recognize as being different; "The child knows right from wrong"
know the nature or character of; "we all knew her as a big show-off"
with discretion; prudently and with wise self-restraint; "I sent for the sergeant of the platoon both men were in and asked him to try to find out discreetly what lay behind this"