wake-up

1 of 2

adjective

: serving to wake up
a wake-up alarm

wake up

2 of 2

verb

woke up also waked up; woken up also waked up; waking up; wakes up

transitive + intransitive

a
: to cease sleeping : to become awake
I woke up late this morning.
When I woke up on Monday the sky was the color of mercury, and the air was heavy with moisture.Ann M. Martin
b
: to rouse (a person or animal) from or as if from sleep
The sound of a door slamming woke him up.
c
: to become aware or to make (someone) aware of something (such as an existing problem or danger)
They finally woke up and realized what was happening.
usually used with to
a study that woke people up to the importance of regular exercise
In 1997, … Jacob Nielsen predicted that if newspapers didn't wake up to the threat of online classified advertising and dominate the field by 1998, many of them would die within a decade.Emily Benedek
d
: to make (something) active : arouse, stir
"And what joy and cheerfulness it wakes up within us, to see all nature beaming in brightness and sunshine …" added Alice …Charles Dickens

Examples of wake-up in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Adjective
Nicholas Miailhe, an AI policy leader and expert at the Global Partnership on Artificial Intelligence, an international AI initiative comprising 46 countries and the European Union, said the results should be a wake-up call for workers and policymakers. Jared Perlo, NBC news, 9 Apr. 2026 In the evening, the astronauts spoke with Canadian prime minister Mark Carney, discussing the relative merits of Nutella versus maple syrup on pancakes, as well as their favorite wake-up songs from the mission. Lee Billings, Scientific American, 9 Apr. 2026
Verb
Tornado sirens, cell phone alerts, high winds and pounding rain woke up Michigan residents as severe weather pushed through the state overnight Tuesday. Paula Wethington, CBS News, 15 Apr. 2026 Yet not only is this country still standing, but more and more people are waking up to the mockery he’s made of American values. Gustavo Arellano, Los Angeles Times, 14 Apr. 2026 See All Example Sentences for wake-up

Word History

First Known Use

Adjective

1880, in the meaning defined above

Verb

1767, in the meaning defined above

Time Traveler
The first known use of wake-up was in 1767

Browse Nearby Words

Cite this Entry

“Wake-up.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/wake-up. Accessed 16 Apr. 2026.

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