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against the clock

əˈɡenst ðə klɑk

Time
neutral
beginner
Literally:
Racing or competing with time as measured by a clock

What does "against the clock" mean?

  1. Working with very little time available
  2. In a great hurry to meet a deadline

Examples

  • We're working against the clock to finish the project by Friday.
  • The rescue team raced against the clock to find survivors.
  • With the deadline tomorrow, it's a race against the clock.

Origin

Originated from racing sports where competitors are timed by a clock rather than racing against each other. First used in the early 20th century and became common in everyday speech to describe deadline pressure.

How to use it

Very common in work and emergency contexts. Often used with 'race' or 'work' to emphasize urgency.

Similar expressions

race against time
under time pressure
time is running out

Opposites

plenty of time
no rush

Related idioms

  • in the long run

    Over a long period of time

  • better late than never

    It's better to do something late than not to do it at all

  • from time to time

    occasionally, not regularly

  • in the nick of time

    Just in time; at the last possible moment

  • run out of time

    to have no more time left to do something

  • time flies when you're having fun

    Enjoyable moments seem to pass quickly

Use it in a practice answer

Try "against the clock" in a CELPIP-style Speaking or Writing task. The AI feedback tells you whether your word choice worked.

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