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Reference : Phrasal Verbs : K : kick in

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kick in Informal

Meaning: If something kicks in, it starts to work or it starts to have an effect.

Synonym: take effect

For example:

  • kick in I took some pills for the pain and after about half an hour I could feel them kicking in.

  • kick in The effect of last year's tax cuts should kick in soon and start boosting the economy.

Quick Quiz:

This medicine will make your temperature go down, but it takes about an hour to kick in. It doesn't work
  1. unless you kick
  2. straight away
  3. very well

Grammar explanation: separable and non-separable phrasal verbs

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