alarm clock
Plural
alarm clocks
1
a clock that can be set to an exact time to make a sound and wake someone up
- I always set multiple alarms on my alarm clock to ensure I wake up.
- I need to replace the broken alarm clock with a new one.
- I put my alarm clock across the room to force myself to get out of bed.
- She tapped the alarm clock to silence the beeping noise.
- The alarm clock has a backup battery in case of a power outage.
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