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sleepwalking

[sleep-waw-king]
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noun
  1. the act or state of walking, eating, or performing other motor acts while asleep, of which one is unaware upon awakening; somnambulism.
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adjective
  1. of or relating to the state of walking while asleep; somnambulistic.
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Origin of sleepwalking

First recorded in 1790–1800; sleep + walking
Related formssleep·walk·er, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for sleepwalker

Contemporary Examples

Historical Examples

  • And at those words I rose mechanically, and like a sleepwalker.

    A Strange Story, Complete

    Edward Bulwer-Lytton

  • Scaring 'em to death with that in your hand like a sleepwalker in traveling-tweeds!

    A Case in Camera

    Oliver Onions

  • But that girl was like a sleepwalker—not to be talked to, I mean, like you could talk to persons.

    Somewhere in Red Gap

    Harry Leon Wilson

  • She did not speak at all, but after the first glance about her moved like a sleepwalker.

    Audrey

    Mary Johnston

  • The girl moved with the absorption of a sleepwalker beside Jude whose shufflings bespoke nervous tension.

    Joyce of the North Woods

    Harriet T. Comstock


sleepwalker in Medicine

sleepwalking

(slēpwô′kĭng)
n.
  1. The act of walking or performing another activity associated with wakefulness while asleep or in a sleeplike state.noctambulism somnambulism
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Related formssleepwalk′ v.sleepwalk′er n.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.