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sleepwalk

[ sleep-wawk ]

verb (used without object)

  1. to engage in sleepwalking.


noun

  1. an act of sleepwalking; somnambulation.

sleepwalk

/ ˈsliːpˌwɔːk /

verb

  1. intr to walk while asleep See also somnambulism
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012


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Derived Forms

  • ˈsleepˌwalking, nounadjective
  • ˈsleepˌwalker, noun
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Word History and Origins

Origin of sleepwalk1

First recorded in 1920–25; back formation from sleepwalking

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sleep-wake cyclesleepwalker