Synonym: bang, beat, hammer, hit, jab, pound, punch, rap, strike. Similar words: knock out, knock off, knock down, know, on occasion, sock, dock, know about. Meaning: [nɑk /nɒk] 
n. 1. the sound of knocking (as on a door or in an engine or bearing) 2. negative criticism 3. a vigorous blow 4. a bad experience 5. the act of hitting vigorously. v. 1. deliver a sharp blow or push :"He knocked the glass clear across the room" 2. rap with the knuckles 3. knock against with force or violence 4. make light, repeated taps on a surface 5. sound like a car engine that is firing too early 6. find fault with; express criticism of; point out real or perceived flaws.
n. 1. the sound of knocking (as on a door or in an engine or bearing) 2. negative criticism 3. a vigorous blow 4. a bad experience 5. the act of hitting vigorously. v. 1. deliver a sharp blow or push :"He knocked the glass clear across the room" 2. rap with the knuckles 3. knock against with force or violence 4. make light, repeated taps on a surface 5. sound like a car engine that is firing too early 6. find fault with; express criticism of; point out real or perceived flaws. 
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(121) Don't try to knock the ball on, it's against the rules.
(122) The team's chances of promotion took a knock when they lost at home.
(123) The price was knocked down to ￡3. Perhaps he'll knock the price down a little if the glass is broken.
(124) A true professional could knock my efforts into a cocked hat.
(125) There had been a knock at the door and when she opened it she locked herself out.
(126) I could knock together a quick lunch if you like.
(127) He was walking towards the door when a loud knock drew him up sharply .
(128) Simon could knock a man unconscious with one punch to the jaw.
(129) I used to knock about with all the lads from round where Mum lives.
(130) My father used to knock me and my brother around.
(131) Can't you knock some sense into that stupid boy's head?
(132) It's nearly done - another couple of hours should knock it on the head.
(133) The press were determined to knock the princess off the pedestal that they had put her on.
(134) Don't drink too much of this it'll knock you out!
(135) We can knock the wall through to make a new entrance.
(136) He skyrocketed into the room and knock down a chair.
(137) A clever lawyer can knock down 40, 000 dollars in a good year.
(138) He's not a very accomplished pianist, but he can knock out a tune.
(139) If you buy more than ten, they knock 10% off.
(140) She lifted her hand to knock on the door once again.
(141) A couple of years in the army will knock some sense into him.
(142) I've a pile of work to knock off before I can take my holiday.
(143) The aim is to knock the ball into the opposing goal.
(144) We usually knock off work at about twelve on Saturday.
(145) Industry in the area has taken a knock with the closure of two factories.
(146) Just at that moment there was a knock on the door.
(147) It's the interest payments that knock on the price of a house over the years.
(148) No sooner had I sat down than there was a loud knock on the door.
(149) We could knock a hole through the wall into the cupboard.
(150) If you say that again,[http://Sentencedict.com] I'll knock your head off!
More similar words: knock out, knock off, knock down, know, on occasion, sock, dock, know about, well known, well-known, shock, block, stock, hockey, rocket, cocked, acknowledge.