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kick off — start a conflict

phrasal verbC1IELTS 7+informaloccasional

to suddenly begin an argument, fight, or trouble, often in a lively or disruptive way.

Say it like a native

Textbook A violent altercation suddenly erupted outside the pub.

Native It all kicked off outside the pub.

'Kick off' (BrE slang) vividly means a fight or trouble suddenly broke out. The formal version is a news report.

Pattern: kick off (between/with/when + subject)

In use

  • Things really kicked off when the two teams started arguing with the referee.conflict
  • If the government fails to address the issue, protests could easily kick off across the country, leading to widespread unrest.IELTS speaking

Common mistake

✗ They started to kick off the argument.

✓ They kicked off at each other. / It kicked off between them.

This sense is intransitive ('it kicked off') or 'kick off AT someone'. Don't use it transitively for 'start the argument'.

Common collocations

  • kick off — it all kicked off, at each other, outside, big time

Don't confuse it

Unlike the B1 sense ('to begin an event or activity'), this sense is figurative and refers specifically to the start of conflict or trouble, not just any event.

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