alarm clock
noun
a clock with a bell or buzzer that can be set to sound at a particular time, as to awaken someone.
alarm clocks
-
pluralof alarm clock.plural
The grammatical form denoting more than one person, place, thing, or idea.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Long before apps like Alarmy, makers of alarm clocks recognized that some of their products needed a tinge of menace.
From The Wall Street Journal ● Mar. 4, 2026
"I haven't decided what I'll do next, but for now, I'm going to enjoy a life without alarm clocks".
From Barron's ● Nov. 8, 2025
Sunrise alarm clocks can help with that too - they mimic daylight and start gradually getting brighter before they ring.
From BBC ● Oct. 10, 2025
Opinions from sleep experts vary on the use of alarm clocks.
From Los Angeles Times ● Oct. 30, 2024
When Hollis spoke, it seemed to break a long quiet, the way alarm clocks do.
From "An Abundance of Katherines" by John Green
