sleepier; sleepiest
Synonyms of sleepynext
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.
Outside of these scenarios, taking melatonin may not have as much upside—your brain is already making the melatonin that signals sleepy time each evening, and adding more simply presses the same button. Erica Sloan, SELF, 6 Mar. 2026 The series’ Vladimir, played by Leo Woodall, is a rising literary star and a young father who’s just arrived at a sleepy upstate college, where he and his wife are set to teach. Inkoo Kang, New Yorker, 5 Mar. 2026 Then, last Tuesday, Jackie started pancaking — lying flat in the nest bowl — for long stretches and her eyes looked sleepy. Lila Seidman, Los Angeles Times, 3 Mar. 2026 Once a sleepy fishing village, Rockport is growing, but still lures in anglers, artists, families, and nature lovers who like the slower pace. Pam Leblanc, Condé Nast Traveler, 2 Mar. 2026 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 10 Mar. 2026.

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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