- Know is defined as to have an understanding of, be aware of or be familiar with someone or something.
- An example of know is a doctor having the information needed to treat their patients.
- An example of know is a friend recognizing another friend at a concert.
know definition by Webster's New World
- to have a clear perception or understanding of; be sure of or well informed about: to know the facts
- to be aware or cognizant of; have perceived or learned: to know that one is loved
- to have a firm mental grasp of; have securely in the memory: to know the multiplication tables
- to be acquainted or familiar with: I knew him well
- to experience: she has known both pleasure and pain
- to have understanding of or skill in as a result of study or experience: to know music
- to recognize: I'd know that face anywhere
- to recognize as distinct; distinguish: to know right from wrong
- Archaic to have sexual intercourse with
Origin: Middle English knowen ; from Old English cnawan, akin to Old High German -cnāhan ; from Indo-European base an unverified form ĝen-, an unverified form ĝnō-, to know, apprehend from source can, ken, Classical Latin gnoscere, to know, Classical Greek gignōskein
- to have knowledge
- to be sure, informed, or aware
know definition by American Heritage Dictionary
verb knew knew , known known , know·ing, knows verb, transitive
- To perceive directly; grasp in the mind with clarity or certainty.
- To regard as true beyond doubt: I know she won't fail.
- To have a practical understanding of, as through experience; be skilled in: knows how to cook.
- To have fixed in the mind: knows her Latin verbs.
- To have experience of: “a black stubble that had known no razor” (William Faulkner).
- a. To perceive as familiar; recognize: I know that face.b. To be acquainted with: He doesn't know his neighbors.
- To be able to distinguish; recognize as distinct: knows right from wrong.
- To discern the character or nature of: knew him for a liar.
- Archaic To have sexual intercourse with.
- To possess knowledge, understanding, or information.
- To be cognizant or aware.
Origin: Middle English knouen, from Old English cnāwan; see gnō- in Indo-European roots.
- knowˈa·ble adjective
- knowˈer noun
know - Phrases/Idioms
in the know
in the know