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sleepwalker

American  
[sleep-waw-ker] / ˈslipˌwɔ kər /

noun

  1. a person who walks, eats, or performs other motor acts while asleep and is unaware of doing so upon awakening; a person with a disorder characterized by this.

    A sleepwalker may do something that could cause injury, such as climbing out of a window or walking into objects.

  2. a person who acts seemingly without awareness, feeling, aim, or will.

    My parents were sleepwalkers, moving about their world as if oblivious to it and to themselves.


Etymology

Origin of sleepwalker

sleep + walker

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

“There are so many ideas out there of who the Sleepwalker is,” she said.

From New York Times • Oct. 14, 2022

She drew the Poet on by eluding him, but then became helplessly convulsed by jealousy after seeing him kiss the Sleepwalker.

From New York Times • May 23, 2011

Coke: Sleepwalker Such is the siren call of Coke – it pulls a man from bed and across the veldt, past stampedes and snakes and cliffs, just to get some of that magical elixir.

From Salon • Feb. 8, 2010

Sleepwalker In Carlisle, Pa., Walter Knaube sleepwalked barefoot out of his house, was wakened in the mountains eight miles away by a railroad whistle.

From Time Magazine Archive

Did I see something in the background of the drawings, the words The Sleepwalker?

From "The Marvels" by Brian Selznick