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"
the discipline that studies the principles of transmiting information and the methods by which it is delivered (as print or radio or television etc.); "communications is his major field of study"
a large edge tool that cuts sheet metal by passing a blade through it
(physics) a deformation of an object in which parallel planes remain parallel but are shifted in a direction parallel to themselves; "the shear changed the quadrilateral into a parallelogram"
a wave resulting from the periodic flow of the tides that is caused by the gravitational attraction of the moon and sun
an unusual (and often destructive) rise of water along the seashore caused by a storm or a combination of wind and high tide
an overwhelming manifestation of some emotion or phenomenon; "a tidal wave of nausea"; "the flood of letters hit him with the force of a tidal wave"; "a tidal wave of crime"