knock

[nɑːk]

Definition:
1. To hit a door, etc. firmly in order to attract attention.
2. To hit something, often by accident, with a short, hard blow.
3. Negative criticism.
4. A vigorous blow.
5. A bad experience.
6. The act of hitting vigorously.

Use 'knock' in a sentence:

1. Just then, someone knocked at the front door.
2. You should knock before you enter.
3. He got a nasty knock on the head.
4. You don't have to knock—just walk in.
5. I knocked loudly in the vain hope that someone might answer.
6. Late that evening, there was a knock at the door.
7. I got it all taken care of, knock on wood.
8. For long there was no answer, then again the knock.
9. She went straight up to the door and knocked loudly.
10. He knocked down the price from$ 80 to$ 50.
11. I was so involved in my book I didn't hear you knock.
12. I didn't knock anyone.
13. I managed to knock him down to $400.
14. They managed to knock a hole in the wall.
15. Deeply involved in his book, he didn't hear my knock.
16. Let's knock off for lunch.
17. Do you want to knock off early today?
18. Office managers knock down walls to encourage team building.
19. Someone had knocked a hole in the wall.
20. He knocks out five books a year.
21. The two rooms had been knocked into one.
22. He was knocked out cold in the second round.
23. I knocked but there was no one around.
24. Children knock buckets while riding bikes.
25. I was wakened by a knock at the door.
26. The news knocked 13% off the company's shares.
27. The newspapers are always knocking the England team.
28. What time do you knock off work?
29. Please don't knock down all those cans.
30. You look fabulous—you'll knock 'em dead tonight.
31. They knock on their neighbours' doors and shout "trick or treat".
32. Nothing remained to do but to knock.
33. They heard a knock at the front door.
34. Suddenly there was another knock at the door.
35. There was a sharp knock on the door.
36. No sooner had I sat down than there was a loud knock on the door.
37. She knocked up a meal in ten minutes.
38. They were interrupted by a knock at the door.
39. He fell and just missed knocking the whole display over.
40. The recession knocked on the head any idea of expanding the company.
41. I knocked on the door but there was no response.
42. He burst into the room without knocking.
43. The impact of the blow knocked Jack off balance.
44. England had been knocked out of the World Cup.
45. Knock before you enter.
46. He'd knocked over a glass of water.
47. Why doesn't he just knock the wall down?
48. The boys were knocking a ball around in the back yard.
49. Be careful you don't knock your head on this low beam.
50. He knocked his opponent down three times in the first round.
51. He rushed into the room without troubling to knock.
52. I've got all the information together but it still needs knocking into shape.
53. They had to knock the door down to get in.