sleepy

play
adjective \ˈslē-pē\

Definition of sleepy

sleepier

;

sleepiest

  1. 1a :  ready to fall asleepb :  of, relating to, or characteristic of sleep

  2. 2 :  sluggish as if from sleep :  lethargic; also :  having little activity a sleepy coastal village

  3. 3 :  sleep-inducing

sleepily

play \ˈslē-pə-lē\ adverb

sleepiness

play \ˈslē-pē-nəs\ noun

Examples of sleepy in a Sentence

  1. She felt sleepy and went to bed.

  2. the sleepy children were carried up to bed

Recent Examples of sleepy from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'sleepy.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of sleepy

13th century


SLEEPY Defined for English Language Learners

sleepy

play
adjective

Definition of sleepy for English Language Learners

  • : tired and ready to fall asleep

  • : quiet and not active or busy


SLEEPY Defined for Kids

sleepy

play
adjective \ˈslē-pē\

Definition of sleepy for Students

sleepier

;

sleepiest

  1. 1 :  ready to fall asleep :  drowsy

  2. 2 :  not active, noisy, or busy a sleepy town

sleepiness

noun

Medical Dictionary

sleepy

play
adjective \ˈslē-pē\

Medical Definition of sleepy

sleepier

;

sleest

  1. :  ready to fall asleep

sleepiness

\-pē-nəs\play noun


Seen and Heard

What made you want to look up sleepy? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

done merely as a duty

Get Word of the Day daily email!

Test Your Vocabulary

Time Traveler Quiz: Which Word Came First?

  • time-traveler-quiz-which-word-came-first
  • Which came first?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Citation

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!