Idioms

on the alert (for someone or something)
watchful and attentive for someone or something
The police are on the alert for the man who robbed the small store.

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  • on the average
  • on the ball
  • on the bandwagon
  • on the beam
  • on the bench
  • on the blink
  • on the block
  • on the borderline
  • on the button
  • on the contrary
  • Idioms Quiz
  • people who live in glass houses should not throw stones
  • be had
  • take shape
  • hit the spot
  • skate on thin ice
  • hang in the balance
  • get close to (someone)
  • through the grapevine
  • see the world through rose-colored glasses
  • put (something) forward or put forward (something)


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