Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

alarm clock

noun [C]
 
 
(also alarm)

Definition

A2 a clock that you can set to wake you up at a particular time with a loud noise: My alarm clock went off at 7.30. I've set the alarm for 7.30.Watches and clocks
(Definition of alarm clock noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

“alarm clock” in other dictionaries

More Results for “alarm clock”

Word of the Day

be under a cloud

to not be trusted or popular because people think you have done something bad

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More