Idioms

zero hour
the exact time when an attack or other military action will start
The air force planes waited until zero hour in order to begin their bombing mission.

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  • zero in on
    •
  • zero-sum game
    •
  • zonk out
    •
  • zoom in on (someone or something)
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  • saved by the bell
  • How's that?
  • go along with (someone)
  • come hell or high water
  • at least
  • dry up
  • whip up (something) or whip (something) up
  • so to speak
  • catch-as-catch-can
  • feel free to do (something)


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