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.
Back then, Catarina was a sleepy place. ProPublica, 4 Sep. 2025 Labor Day is usually a pretty sleepy holiday. Steven Dudash, Forbes.com, 2 Sep. 2025 This year’s Labor Day weekend was so sleepy for movie ticket sales that a 50-year-old shark thriller chewed up and spit out most of the competition. Auzinea Bacon, CNN Money, 1 Sep. 2025 On the surface, Gozo is a pleasantly sleepy island. AFAR Media, 28 Aug. 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

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Cite this Entry

“Sleepy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sleepy. Accessed 10 Sep. 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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