[set] the clock back
1
to adjust the time on a clock by moving it backward, often by one hour, to match the end of daylight saving time
- We'll need to set the clock back by one hour tonight as daylight saving time ends, which means an extra hour of sleep.
- After setting the clock back on my oven and microwave, I realized that most of my devices automatically adjust for the end of daylight saving time.
- Don't forget to set the clock back one hour before you go to bed tonight.
- It's always a relief when we get to set the clock back and gain an extra hour.
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