SpeakUp

Meaning trap

knock out

impress greatly

To amaze or impress someone very much, often by being unexpectedly good, beautiful, or effective.

phrasal verbC1occasional

Don't mix these meanings

Same phrase, different job.

impress greatly

To amaze or impress someone very much, often by being unexpectedly good, beautiful, or effective.

knock out (make someone unconscious)

'knock out' also has the more basic meaning 'make someone unconscious'; this is the advanced sense.

View meaning map

Hear it in context

Notice where the phrase sounds natural.

  • The performance absolutely knocked me out—it was breathtaking from start to finish.emotion
  • While many films are enjoyable, only a few truly knock audiences out with their originality and emotional impact.IELTS speaking

Fix the pattern

Pattern: knock someone out

WrongThe view knocked out me.

RightThe view knocked me out.

With a pronoun, the object goes in the middle — 'knocked me out'.

Patternknock someone out

Use it right

Choose the version that sounds natural in speech.

Stiff The performance impressed the audience enormously.

Natural That performance just knocked me out.

'Knock out' (informal) vividly means blow you away. 'Impressed enormously' is flat.

Build natural chunks

Words that usually travel with it.

  • knock + out
    knocked me outthe foodthat viewabsolutely

Don't confuse it

Unlike the B1 sense ('make someone unconscious'), this sense is figurative and means to impress or amaze someone. It does not involve physical action or competition, as in the B2 sense.

Try it in Daily Speak →