noun
slumber
SLUHM-buh
noun
1
Sleep, especially peaceful or restful sleep.
"The baby finally settled into a deep slumber."
verb
1
To sleep, especially peacefully.
"The cat slumbered in a patch of sunlight all afternoon."
How to Use Slumber
Learner’s notesIn plain EnglishA literary or slightly old-fashioned word for sleep.
When to use it
Poetic or formal — everyday speech usually just says "sleep."
Common pairings
deep slumber
slumber party
peaceful slumber
Word Forms
slumbered past tense, slumbers plural, slumbers singular
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Etymology
From Old English "slūma," related to a Germanic root meaning "slack" or "loose," describing the relaxed state of sleep.