knock

Pronunciation

• IPA ^(key): /nɒk/
• SAMPA: /nAk/

• Audio (US)

  (file)

Noun

Singular knock

Plural knocks

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

Verb

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.