spook

1 of 2

noun

Synonyms of spooknext
1
2
: an undercover agent : spy
spookish adjective

spook

2 of 2

verb

spooked; spooking; spooks

transitive verb

1
2
: to make frightened or frantic : scare
especially : to startle into violent activity (such as stampeding)

intransitive verb

: to become spooked
cattle spooking at shadows

Examples of spook in a Sentence

Noun Russia recalled its spooks after the collapse of the Soviet Union. Halloween is the night when spooks and goblins are said to roam abroad. Verb The noise spooked the cat. The little girl was spooked by scary masks.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Noun
In the Neighborhood, but that score is really eerie as well, with some real moments of spook. Nick Romano, Entertainment Weekly, 26 Dec. 2025 For more interstellar spooks, check out our lists of the best space horror games and best space horror movies. Chris McMullen, Space.com, 22 Dec. 2025
Verb
But investors were spooked Tuesday, selling off shares in legal and financial software and services companies. Hadas Gold, CNN Money, 4 Feb. 2026 After a strong recovery from the pandemic, investors were spooked by the launch of Epic Universe in Orlando. Erik Hayden, HollywoodReporter, 3 Feb. 2026 See All Example Sentences for spook

Word History

Etymology

Noun

Dutch; akin to Middle Low German spōk ghost

First Known Use

Noun

1801, in the meaning defined at sense 1

Verb

1883, in the meaning defined at transitive sense 1

Time Traveler
The first known use of spook was in 1801

Browse Nearby Words

Cite this Entry

“Spook.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/spook. Accessed 9 Feb. 2026.

Kids Definition

spook

1 of 2 noun

spook

2 of 2 verb
: to make or become frightened : scare

More from Merriam-Webster on spook

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