Sleeper Definition

slēpər
sleepers
noun
sleepers
A person or animal that sleeps, esp. as specified.
A sound sleeper.
Webster's New World
One that sleeps.
A heavy sleeper who was not wakened by the burglar.
American Heritage
A tie supporting a railroad track.
Webster's New World
Webster's New World
A sofa or upholstered chair designed to convert easily to a bed, typically by means of a built-in foldout cot beneath its cushions.
Webster's New World
adjective

Of or having to do with a sleeper.

A sleeper cell.
Webster's New World

Other Word Forms of Sleeper

Noun

Singular:
sleeper
Plural:
sleepers

Origin of Sleeper

  • Compare Norwegian sleip (“a sleeper (a timber); as adjective, slippery, smooth"). See slape.

    From Wiktionary

  • sleep +"Ž -er

    From Wiktionary

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