Idioms

on probation
serving a period of probation, serving a trial period
The new employee was on probation before he became a regular member of the staff.

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  • on purpose
  • on sale
  • on schedule
  • on second thought
  • on shaky ground
  • on speaking terms with (someone)
  • on standby
  • on target
  • on the air
  • on the alert (for someone or something)
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  • a far cry from (something)
  • give (someone) a hard time
  • weigh on/upon (someone)
  • make eyes at (someone)
  • put (something) in mothballs
  • turn a deaf ear to (someone or something)
  • deep-six (something)
  • hang a left
  • something about (someone or something)
  • straighten (something) up or straighten up (something)


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