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knock

From Wiktionary
knock is one of the 1000 most common headwords.
kitchen - knock - know

Pronunciation

[change]

Noun

[change]

Singular
knock

Plural
knocks

  1. (countable & uncountable) A sound from something hard hitting wood.
  2. (countable) An impact.

Verb

[change]

Plain form
knock

Third-person singular
knocks

Past tense
knocked

Past participle
knocked

Present participle
knocking

A man knocking on a door
  1. When you knock on something, you hit your knuckles onto it repeatedly.
    She knocked on my door three times before I opened it.
  2. When you knock something, you hit it, often accidentally.