Synonym: be aware of, be sure of, comprehend, perceive, recognize, understand. Similar words: knock, well-known, knock off, knock out, know about, well known, knock down, acknowledge. Meaning: [nəʊ] 
n. the fact of being aware of information that is known to few people. v. 1. be cognizant or aware of a fact or a specific piece of information; possess knowledge or information about 2. know how to do or perform something 3. be aware of the truth of something; have a belief or faith in something; regard as true beyond any doubt 4. be familiar or acquainted with a person or an object 5. have firsthand knowledge of states, situations, emotions, or sensations 6. accept (someone) to be what is claimed or accept his power and authority 7. have fixed in the mind 8. have sexual intercourse with 9. know the nature or character of 10. be able to distinguish, recognize as being different 11. perceive as familiar.
n. the fact of being aware of information that is known to few people. v. 1. be cognizant or aware of a fact or a specific piece of information; possess knowledge or information about 2. know how to do or perform something 3. be aware of the truth of something; have a belief or faith in something; regard as true beyond any doubt 4. be familiar or acquainted with a person or an object 5. have firsthand knowledge of states, situations, emotions, or sensations 6. accept (someone) to be what is claimed or accept his power and authority 7. have fixed in the mind 8. have sexual intercourse with 9. know the nature or character of 10. be able to distinguish, recognize as being different 11. perceive as familiar. 241. The management wanted to know what I was doing there.
242. The authorities often know that sex offenders will attack again when they are released.
243. I know you don't like her but try not to make it so obvious.
244. I never know who has right of way at this junction.
245. Pain is only aware of their own has not changed only you know.
246. You know that maybe it's time for miracles 'Cos I ain't giving up on love.
247. all know that the only constant in the world are always changing .
248. He was so quiet and unobtrusive that you would hardly know he was there!
249. I don't know about you, but I'm ready for something to eat.
250. Always remember to be happy because you never know who's falling in love with your smile.
251. It is not sufficient to see and to know the beauty of a work. We must feel and be affected by it. Voltaire 
252. If you don't know where you are going[sentencedict.com], you'll end up someplace else. Yogi Berra
253. The fishermen know that the sea is dangerous and the storm terrible, but they have never found these dangers sufficient reason for remaining ashore. Vincent van Gogh
254. I have been up against tough competition all my life. I wouldn't know how to get along without it. Walt Disney
255. If you are too fortunate, you will not know yourself. If you are too unfortunate, nobody will know you. Thomas Fuller
256. We know what we are, but know not what we may be. William Shakespeare
257. The reason you will not say it is, when you say it, even to yourself, you will know it is true. William Faulkner
258. If a man has talent and can't use it, he's failed. If he uses only half of it, he has partly failed. If he uses the whole of it, he has succeeded, and won a satisfaction and triumph few men ever know. Thomas Wolfe
259. I don't know the question, but sex is definitely the answer. Woody Allen
260. I always like to look on the optimistic side of life, but I am realistic enough to know that life is a complex matter. Walt Disney
261. No matter how long you train someone to be brave, you never know if they are or not until something real happens. Veronica Roth
262. I never know what I think about something until I read what I've written on it. William Faulkner
263. Courage is the discovery that you may not win and trying when you know you could lose. Tom Krause
264. People, I have discovered, are layers and layers of secrets. You believe you know them, that you understand them, but their motives are always hidden from you, buried in their own hearts. You will never know them[sentencedict.com/know.html], but sometimes you decide to trust them. Veronica Roth
265. Do you not know that a man is not dead while his name is still spoken? Terry Pratchett
266. A person should set his goals as early as he can and devote all his energy and talent to getting there. With enough effort, he may achieve it. Or he may find something that is even more rewarding. But in the end, no matter what the outcome, he will know he has been alive. Walt Disney
267. We don't know a millionth of one percent about anything. Thomas A. Edison
268. No one cares how much you know, until they know how much you care. Theodore Roosevelt
269. Life is like a box of chocolates, You never know what you're gonna get. Yogi Berra
270. The art of life is to know how to enjoy a little and to endure much. William Hazlitt
More similar words: knock, well-known, knock off, knock out, know about, well known, knock down, acknowledge.