alarm clock

noun

Definition of alarm clock 

: 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

The rover will set an alarm clock to check the conditions every four hours. Jay Bennett, Popular Mechanics, "NASA Optimistic That Opportunity Can Survive Martian Dust Storm," 13 June 2018 Fred once set an alarm clock one minute ahead then watched it, to explain time to children, to show what one minute looks like. Christopher Borrelli, chicagotribune.com, "Superstar film editor from Chicago illuminates the lives of Mr. Rogers, Vivian Maier and more," 6 June 2018 Who needs a noisy alarm clock with a wake-up call like this? Steve Annear, BostonGlobe.com, "Hot air balloon makes ‘unexpected’ landing in Methuen neighborhood," 27 June 2018 Like deep sleepers who put their alarm clock in the next room. William Wan, chicagotribune.com, "I had a bit of an app addiction. Until these apps saved me.," 5 July 2018 But that tradition, too, is dying, replaced by reliable alarm clocks or the rise of megacities, making the door-to-door wake-up call impossible as individual homes make way for high-rise apartments. New York Times, "The Personal Wake-Up Call to Prayers, a Ramadan Tradition, Is Endangered," 13 June 2018 Keri Lumm shares some of the reasons why Americans are willing to set their alarm clocks on a Saturday. Mike Snider, USA TODAY, "Cord cutters, here's your guide to streaming the royal wedding of Harry and Meghan," 18 May 2018 Keri Lumm shares some of the reasons why Americans are willing to set their alarm clocks on a Saturday. Aleanna Siacon, Detroit Free Press, "How to watch the royal wedding in Michigan," 17 May 2018 Those bunking west know to set their alarm clocks early. Tara Sullivan, BostonGlobe.com, "The most perilous hazard at this US Open could be the traffic," 13 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'alarm clock.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of alarm clock

1662, in the meaning defined above

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Dictionary Entries near alarm clock

alarmable

alarm bell

alarm bird

alarm clock

alarmed

alarmedly

alarmer

Statistics for alarm clock

Last Updated

26 Sep 2018

Look-up Popularity

Time Traveler for alarm clock

The first known use of alarm clock was in 1662

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More Definitions for alarm clock

alarm clock

noun

English Language Learners Definition of alarm clock

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

alarm clock

noun

Kids Definition of alarm clock

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

Comments on alarm clock

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a state of commotion or excitement

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