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

At three-thirty in the morning the hotel room’s alarm clock, which had been left set by the previous guest, probably someone with a predawn flight to catch, went off. — Justin Taylor, Harper's magazine, "What it Means to Be Alive," 10 June 2019 Spy cameras can even be placed in smoke detectors, alarm clocks and electrical outlets and power strips. — Micah Walker, Detroit Free Press, "Hidden cameras: How to find them in a bathroom, bedroom," 7 June 2019 His bedtime on Saturday is normally well past midnight, and his alarm clock Sunday is normally a call from a frustrated coach. — Ross Dellenger, SI.com, "The SEC Grapples With Officiating in the Age of Outrage," 5 June 2019 So if your primary goal is to have a device that wakes you up on time to go to work, just get an old-school alarm clock. — Brian X. Chen, New York Times, "In an Era of ‘Smart’ Things, Sometimes Dumb Stuff Is Better," 21 Feb. 2018 Open your alarm clock app: how many alarms are saved in there right now? 21. — Mehera Bonner, Marie Claire, "Shiri Appleby Face Swaps with Heidi Klum (We Have the Pic!), and 12 Other Things We Learned from Her Phone," 14 Dec. 2016 The watch also includes message and call alerts, a stopwatch, alarm clock, compass, step count and calorie tracker. — Tim Newcomb, Popular Mechanics, "Runtopia's S1 Is the GPS Running Smartwatch You Can Actually Afford," 2 Apr. 2019 Books, my alarm clock, my BlackBerry, a little fish dish that holds knickknacks, a hair scrunchie. — Cortney Pellettieri, Good Housekeeping, "This Mom's Life: Soledad O'Brien," 7 June 2011 Fai Mathews wakes up each morning without an alarm clock, ready for her early morning job that begins at a downtown Seattle warehouse. — Rachel Lerman, The Seattle Times, "The power of readers’ generosity: The Seattle Times kicks off latest Fund For the Needy," 19 Nov. 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.