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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(151) Their pride took quite a knock when they lost 5-0.
(152) In learning foreign languages, the girls knock spots off the boys every time.
(153) I'll knock his block off if he tries anything with me!
(154) He went up the garden path to knock on the door.
(155) I hovered in front of the door of Mary, and never dared to knock at her door.
(156) What they said was a real knock to my self-confidence.
(157) I don't want to knock the old man off; can't we just tie him up to keep him quiet?
(158) I'll knock ￡3 off the price of the dress if you'll take both dresses.
(159) We should be able to knock the other team over without any trouble.
(160) The air raids were planned to knock out communications on the ground.
(161) They said that her husband used to knock her about but they had never heard her complain.
(162) The dog's ears perked up when hearing a knock at the door.
(163) The cricket team needs to knock up forty-five runs before tea, if they're to have a hope of winning.
(164) We need to knock around the district to find a proper man for the transplantation.
(165) I'll knock the living daylights out of him if he says that again!
(166) I used to go out nearly every night but I decided to knock it on the head because I couldn't really afford it.
(167) Late that evening, there was a knock at the door.
(168) No sooner had I heard the knock than I opened the door.
(169) I'm prepared to knock five hundred pounds off but no more.
(170) Even though they weren't expecting me, they managed to knock up a marvelous meal.
(171) Call me that again and I'll knock your block off!
(172) Parsons must knock these lessons into the team before Saturday.
(173) Even though they weren't expecting us, they managed to knock up a marvellous meal.
(174) If I get this report finished I'll knock off early.
(175) The Council plans to knock the library down and replace it with a hotel complex.
(176) The British press always knock British winners at any sport.
(176) Sentencedict.com is a online sentence dictionary, on which you can find nice sentences for a large number of words.
(177) She's a wild uncontrollable girl, but that new school should knock some sense into her.
(178) They said that her husband used to knock her around but they had never heard her complain.
(179) Some of them lack experience, but we'll soon knock them into shape.
(180) I had to knock the branches back to reach the hut.
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.