alarm clock

noun

: a clock that can be set to sound an alarm at a desired time

Examples of alarm clock in a Sentence

She set the alarm clock for six o'clock. The alarm clock went off at six o'clock.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The alarm clock gradually increases the light in the room over the course of 30 minutes, then, once she’s largely roused, sounds a gentle alarm. Brigitt Earley, Glamour, 6 Dec. 2024 Kay Burley is ready to turn off the 3am alarm clock. Jake Kanter, Deadline, 16 Dec. 2024 Amazon Echo Spot Don’t sleep on this giftable smart alarm clock, which is Amazon’s newest device release and includes the ability to wake up with gradual light, play music, share the weather, and control other smart appliances around your home. Melissa Epifano, People.com, 13 Dec. 2024 Alarm Clock Bluetooth Speaker: on sale for $28.99 Original price: $37.99 This alarm clock doubles as an excellent Bluetooth speaker with great sound. Nora Colomer, Fox News, 6 Dec. 2024 See all Example Sentences for alarm clock 

Word History

First Known Use

1662, in the meaning defined above

Time Traveler
The first known use of alarm clock was in 1662

Dictionary Entries Near alarm clock

Cite this Entry

“Alarm clock.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/alarm%20clock. Accessed 5 Jan. 2025.

Kids Definition

alarm clock

noun
: a clock that can be set to sound an alarm at any desired time

More from Merriam-Webster on alarm clock

Last Updated: - Updated example sentences
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