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know
knock sthg. into sbdy. phr v [T] to teach (something) to (someone) by force (not usually physical force): Try to knock some sense into him/into his head. → see also knock something into shape (SHAPE¹)
knock off phr v 1 [T[knock sthg. ⇔ off]] (of a seller) to lower a price by (the stated amount): As it's slightly damaged, I'll knock $2 off. 2 [I;T(= knock off sthg.)] no pass. infml to stop doing (something, especially work): Let's knock off (work) early today. | Here knock it off! (=stop being annoying) Can't you see I'm trying to concentrate? 3 [T[knock sthg. ⇔ off]] infml to produce quickly or (too) easily: He can knock off a fake Renoir in an afternoon. → see also KNOCKOFF 4 [T[knock sthg. ⇔ off]] BrE slang to steal: He's knocked off a lorry-load of TV sets. 5 [T[knock off sthg.]] also knock over AmE — slang to rob: They knocked off the Post Office and got away with £4000. 6 [T[knock sbdy. ⇔ off]] slang to murder
knock sbdy./sthg. ⇔ out phr v [T] 1 a) to knock unconscious b) (in BOXING) to make (one's opponent) lose consciousness or be unable to rise before a count of ten seconds → see also KNOCKOUT¹ 2 infml (of a drug) to make (someone) go to sleep: A few drops of morphia will knock him out. → see also KNOCKOUT² (2) 3 [(of) often pass.] to defeat and so dismiss from a competition; ELIMINATE: Our team was knocked out in the first round of the competition. 4 to cause to suddenly fail to work; make useless: Telephone communications were knocked out by the storm. 5 slang to fill with great admiration: The way that group plays really knocks me out.
knock over phr v [T] 1 (knock sbdy. over) to KNOCKDOWN 2 (knock over sthg.) AmE for KNOCK off
knock sthg. ⇔ together phr v [T] to make quickly and without great care: She knocked together a meal out of leftovers.
knock up phr v 1 [T[knock sthg. ⇔ up]] BrE infml to make in a hurry: I can probably knock up a meal if you wait a few minutes. 2 [T[knock sbdy. up]] BrE infml to wake by knocking: Knock me up at 7.30. 3 [!] BrE (especially in tennis) to practise before beginning a real game 4 [T[knock sbdy. ⇔ up]] especially AmE taboo slang to cause (a woman, especially one who is not married) to become PREGNANT
knock² n 1 (the sound of) a striking action: a knock at the door 2 infml a piece of bad luck or trouble: He's taken/had quite a few hard knocks lately. 3 a (single) sound made by an engine knocking (KNOCK (4))
knock·a·bout /'nɒkəbaʊt||'nɑ:k-/ adj [A] (of a theatre performance, a film, or a performer) causing laughter by wild silly behaviour; SLAPSTICK: a knockabout comedy
knock·back /'nɒkbæk||'nɑ:k-/ n a refusal or REJECTION that you receive
knock·down¹ /'nɒkdan||'nɑ:k-/ adj [A] (of a price) the lowest possible: He couldn't sell them even at the knockdown price of £5. → see also KNOCK DOWN
knockdown² n (of a boxer) an act of falling down when hit
knock-down-'drag-out adj AmE showing very violent behaviour and unwillingness to stop from fighting: a knock-down-drag-out boxing match/divorce
knock·er /'nɒkə'||'nɑ:k-/ n 1 also doorknocker — a metal instrument fixed to a door and used by visitors for knocking at the door 2 derog a person who is always expressing unfavourable opinions
knock·ers /'nɒkəz||'nɑ:kərz/ n [P] slang a woman's breasts
knock·-kneed adj having knees that bend inwards and so often touch each other when walking
knock·'knock joke n a joke which begins by the teller saying 'Knock-knock'; the listener replies by saying 'Who's there?' and the joke usually is funny because of a clever way of using words (=PUN): 'Knock-knock.' 'Who's there?' 'Ivan' 'Ivan who?' 'Ivan (=I've an) idea you don't want to let me in.'
knock·off /'nɒkɒf||'nɑ:kɔ:f/ n AmE infml a cheap copy of something expensive: knockoffs of fashionable sports shoes
'knock-on adj [A] especially BrE marked by a set of events, actions etc, each of which is caused by the one before: These price rises will have a knock-on effect throughout the economy. → compare DOMINO EFFECT
knock·out¹ /'nɒk-aʊt||'nɑ:k-/ n 1 also KO — (in BOXING) an act of knocking one's opponent down so that he cannot get up again: He won the fight by a knockout. | (fig.) The new regulations dealt a knockout blow to (=ruined) our chances of starting up a business. → see also KNOCK OUT 2 a competition from which one is dismissed if one loses a match: Our team got to the final of the knockout competition. 3 infml someone or something causing great admiration: Their latest record's a real knockout.
knockout² adj infml 1 causing great admiration: a knockout dress/song 2 causing unconsciousness: knockout drops
'knock-up n 1 [C] BrE (especially in tennis) an act or period of knocking up (KNOCK up) 2 [U] AmE taboo slang SEXUAL INTERCOURSE
knoll /nəʊl/ n a small round hill
knot¹ /nɒt||nɑ:t/ n 1 a fastening formed by tying together the ends of a piece or pieces of string, rope, wire etc: She tied her belt with a knot. | (fig., pomp) Now that divorce is easier, untying the marriage knot is no longer such a problem. → see also GRANNY KNOT, REEF KNOT 2 a hard mass formed in wood at the place where a branch joins a tree 3 [(of)] a small group of people close together: Little knots of people had formed, excitedly whispering about the rumours. 4 a hard swelling or mass: The muscles of his arms stood out in knots as he lifted the heavy box. 5 a measure of the speed of a ship, about 1853 metres (=6080 feet) per hour → see also GORDIAN KNOT, at a rate of knots (RATE¹), tie the knot, tie (up) in knots (TIE²)
knot² v -tt- [T[TOGETHER]] 1 to join together (pieces of string, rope, wire etc) with a knot: Knot the ends of the rope together. | She had a scarf knotted round her neck. 2 Get knotted! BrE slang (expresses great, sometimes pretended, annoyance at a person)
knot·ty /'nɒti||'nɑ:ti/ adj 1 (of wood) containing knots: knotty pine furniture 2 full of difficulties: a knotty problem
know¹ /nəʊ/ v knew /nju:||nu:/, known /nəʊn/ [not in progressive forms] 1 [I;T(about)] to have knowledge of (something), especially as a result of personal experience; have (information) in the mind: I asked her where you were, but she said she didn't know. | 'He's very ill.' 'Yes, I know.' | I think so, but I don't know for certain. | 'Where's the library?' 'I wouldn't know.' (=I don't know.) | As far as/So far as I know, he's abroad. (=I believe that he is) | I think he knows about it, but he won't admit it. | Do you know the answer to this question? | What do you know about the disappearance of all this money? | He's missed the last three meetings—I might have known he'd miss this one. | He thinks he knows all the answers. (=behaves as if he knows everything) | When it comes to politics, she really knows what she's talking about. (=knows a lot about politics) | 'Be careful with that dynamite!' 'Don't worry; I know what I'm doing.' (=I have enough skill and experience to deal with it properly) | I want to know (=to be told) what you intend to do about this. | She knows LA like the back of her hand. (=very well indeed) | [+(that)] I know (that) she doesn't like it. | How was I to know it would explode? (=I could not possibly have known it) | [+wh-] Do you know where they are? | The door opened and you-know-who came in. (=you can guess who it was) | (infml I know him to be (=know that he is) a liar/dishonest. 2 [T] to have learnt (and be able to do): She really knows her job. (=is very good at it) | He knows all of Keats's poetry by heart. | Do you know (=can you speak and read) German? | [+wh-] I don't know how to swim. → see also KNOW-HOW 3 [T] to be familiar with (a person, place etc): I've known Martin for years. | Do you know New York well? | He's a strange man, but quite pleasant when you get to know him. | He'll be late as usual, knowing him. 4 [T(by)] to be able to recognize: I'd know him again if I saw him. | She knows a good wine when she tastes it. | You'll know him by the colour of his hair. → see also KNOW APART, KNOW FROM 5 [T] a) fml to experience (something) fully and deeply: He has known both grief and happiness. b) [+obj+to-v|to-v; only in past and perfect tenses] to see, hear etc: I've known him to run/(especially BrE) known him run ten miles before breakfast. (=this is what he sometimes does, surprisingly) | She's never been known to be late. (=She is never late.) 6 I don't know (used for expressing slight disagreement): 'I reckon she's mad.' 'Oh, I don't know; I think she's just a bit strange.' 7 I know (used when one suddenly has an idea, finds an answer to a problem etc): What can we get her for her birthday? Oh, I know — let's give her some flowers. 8 know a thing or two infml to have practical useful