sleepier; sleepiest
1
a
: ready to fall asleep
b
: of, relating to, or characteristic of sleep
2
: sluggish as if from sleep : lethargic
also : having little activity
a sleepy coastal village
3
: sleep-inducing
sleepily adverb
sleepiness noun

Examples of sleepy in a Sentence

She felt sleepy and went to bed. the sleepy children were carried up to bed
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.
He’s played with the perfect amount of sleepy charm by the always-great Benicio Del Toro. Bill Goodykoontz, AZCentral.com, 24 Sep. 2025 Odenkirk plays an unassuming substitute sheriff with a troubled past who, after moving to a small, sleepy town to take the temp sheriff post, responds to a bank robbery and unknowingly uncovers something far more explosive. Mike Fleming Jr, Deadline, 22 Sep. 2025 Then, on a sleepy Saturday afternoon, the same man turned up unannounced at our family home in Ireland. Nicole Flattery, Harpers Magazine, 19 Sep. 2025 As your celestial ruler, Venus, takes a dip in your sleepy 12th house of resting, retreating and surrendering to the ebb and flow of your spirit, you’re encouraged to slow down. Valerie Mesa, PEOPLE, 19 Sep. 2025 See All Example Sentences for sleepy

Word History

First Known Use

13th century, in the meaning defined at sense 1a

Time Traveler
The first known use of sleepy was in the 13th century

Browse Nearby Words

Cite this Entry

“Sleepy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sleepy. Accessed 1 Oct. 2025.

Kids Definition

sleepy

adjective
sleepier; sleepiest
1
: ready to fall asleep
2
: quietly inactive
a sleepy village
sleepily adverb
sleepiness noun

Medical Definition

sleepy

adjective
sleepier; sleepiest
: ready to fall asleep
sleepiness noun

More from Merriam-Webster on sleepy

Last Updated: - Updated example sentences
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