from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A clock that can be set to sound a bell or buzzer at a desired hour.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A clock with an alarm that can be set to sound at a determined time.

from the GNU version of the Collaborative International Dictionary of English

  • n. a clock or watch which can be so set as to ring or strike loudly at a prearranged hour, to wake from sleep, or excite attention.
  • n. See under Alarm.

from The Century Dictionary and Cyclopedia

  • n. A clock which can be so set as to make a loud and continued noise at a particular time, in order to arouse from sleep or attract attention.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a clock that wakes a sleeper at some preset time


Sorry, no etymologies found.


  • Then all the morris bells began to jingle like an alarm clock and she woke.

    Death of a Fool

  • Reaching out, she picked up the small, gold-cased alarm clock sitting on the coffee table to check the time.

    The Best Way to Lose

  • My alarm clock didn't go off this morning, instead I woke up to the sound of my cell phone ringing, it was my daughter Kirstin calling to say "Happy Mother's Day".

    ABC 4: Top Stories

  • The alarm clock sounds as usual at six A.M. Jill had automatically set it the night before.

    The Time Paradox

  • The alarm clock by Jim's bedside shrieked suddenly in the first hint of daylight, and Jim sprang from his pillow with the alertness of a Jack-in-the-box, and grabbed the clock, to stop its further eloquence.

    A Little Bush Maid

  • On this night, the alarm clock was named “Fook Yoo.”

    Paradise General

  • I think the woodchuck's alarm clock always goes off before April is done, and he comes forth, apparently not to break his long fast, but to find his mate.

    Our Friend John Burroughs


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