woke up also waked up; woken up also waked up; waking up; wakes up
: awake entry 1, wake entry 1: such as
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 toa 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
Cite this Entry
“Wake-up.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/wake-up. Accessed 22 Aug. 2026.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
