Knocked Knock I Knocking Hit Somebody/Something Make Stop

• he knocked three times and waited.
• i knocked on the door and went straight in.
• somebody was knocking on the window.
• be careful you don't knock your head on this low beam.

knock

Verb Forms

1. to hit a door, etc. in order to attract attention
• SYNONYM rap
  https://www.oxfordlearnersdictionaries.com/definition/english/rap_2
• He knocked three times and waited.
• I knocked on the door and went straight in.
• Somebody was knocking on the window.

Extra Examples

• Dobson walked straight into her office without knocking.
• Someone knocked loudly at the door.
• She knocked timidly on the study door and entered.
2. to hit something hard, often by accident
• Be careful you don't knock your head on this low beam.
• Her hand knocked against the glass.
• She dropped the pile of books when he accidentally knocked her shoulder.

Extra Examples

• The door's very low—mind you don't knock your head!
• The stick knocked against the wall.
3. to hit something so that it moves or breaks
• He'd knocked over a glass of water.
• I knocked the nail into the wall.
• They had to knock the door down to get in.
• He had knocked one of the pictures off the wall.
• The boys were knocking (= kicking) a ball around in the back yard.
• The criticism had knocked (= damaged) her self-esteem.

Extra Examples

• I accidentally knocked over his drink.
• Mind you don't knock that glass over.
• I accidentally knocked the vase off the table.
4. to put somebody/something into a particular state by hitting them/it
• The blow knocked me flat.
• He was knocked senseless by the blow.
• She knocked my drink flying.
• The two rooms had been knocked into one (= the wall between them had been knocked down).

Extra Examples

• The blow knocked him unconscious.
• The explosion knocked him off his feet.
• He was knocked flying as two policemen came crashing through the door.
5. to make a hole in something by hitting it hard
• They managed to knock a hole in the wall.
6. if your heart knocks, it beats hard; if your knees knock, they shake, for example from fear
• My heart was knocking wildly.
7. to make a regular sound of metal hitting metal, especially because there is something wrong
8. to criticize somebody/something, especially when it happens unfairly
• The newspapers are always knocking the England team.
• It may sound pretty childish, but don't knock it until you've tried it.
9. to force people to stop arguing and behave in a sensible way
10. to hit somebody very hard several times and hurt them very much
• Get out or I’ll beat the living daylights out of you!
11. to hit somebody/something very hard
• He was a dirty player and loved to kick hell out of the opposition.
12. to surprise or impress somebody very much
13. to train somebody so that they do a particular job, task, etc. well
• It took him just two weeks to knock the new recruits into shape.
• Leave the boy with me—I'll soon knock him into shape!
14. to make something more acceptable, organized or successful
• I've got all the information together but it still needs knocking into shape.
• It shouldn’t take long to get the company back into shape.
15. to affect somebody very deeply
• The business over the lawsuit had really knocked her for six.
16. used to threaten somebody that you will hit them
17. to impress somebody very much
• You look fabulous—you'll knock 'em dead tonight.
18. to be very much better than somebody/something
• She knocks the rest of the cast into a cocked hat.
19. used to tell somebody to stop making a noise, annoying you, etc.
• Knock it off, kids—I’m trying to work.
20. to make somebody lose their position as somebody/something successful or admired
• A lot of teams are looking to knock us off our perch.
21. to stop something from happening; to stop doing something
• The recession knocked on the head any idea of expanding the company.
• By eleven o’clock we were all tired so we knocked it on the head.
22. used when talking about your previous good luck or your hopes for the future, to avoid bringing bad luck
• I've been driving for over 20 years and never had an accident—knock on wood!
23. to surprise or shock somebody so much that they are unable to react immediately
24. to try and persuade somebody to stop behaving in a stupid way, sometimes using rough or violent methods
• Try and talk some sense into her before she makes the wrong decision.
• Where would I be without you to knock some sense into my head?
25. to be very much better than somebody/something
• She knocks spots off all the other candidates.
26. to make somebody lose their confidence and enthusiasm
27. used to express surprise

Word Origin

• Old English cnocian, of imitative origin.