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.
Unlike other beach towns in Texas, Matagorda Bay is sleepy. Amanda Ogle, Travel + Leisure, 8 Feb. 2025 Penrod, 85, spent much of his life transforming Miami Beach through his ownership of bars and restaurants, helping change the city from a once sleepy retirement community into a resort destination. Devoun Cetoute, Miami Herald, 7 Feb. 2025 Newsletter Sign up for our email newsletter for the latest science news From jumping kangaroos to sleepy koalas to sturdy wombats, Australia is full of a variety of marsupials — animals that carry their premature young in a skin pouch until they are fully developed. Monica Cull, Discover Magazine, 6 Feb. 2025 Typically a sleepy corner of the investment world, money market funds have surged in popularity since the Federal Reserve began hiking interest rates in early 2022. Jesse Pound, CNBC, 5 Feb. 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

Dictionary Entries Near sleepy

Cite this Entry

“Sleepy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sleepy. Accessed 22 Feb. 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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