wow
1 Americaninterjection
verb (used with object)
noun
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an extraordinary success.
His act is a real wow.
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excitement, interest, great pleasure, or the like.
a car that will add some wow to your life.
noun
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Audio. a slow wavering of pitch in sound recording or reproducing equipment caused by uneven speed of the turntable or the tape.
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Scot. and North England Dialect. a howl, wail, bark, whine, or mew.
verb (used without object)
interjection
noun
verb
abbreviation
noun
Etymology
Origin of wow1
1890–95; perhaps identical with Scots wow! exclamation of surprise or admiration
Origin of wow2
1800–10 wow 2 for defs. 2, 3; 1930–35 wow 2 for def. 1; imitative; the audio term is probably an independent formation
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.
But Gu, who now has three Olympic golds and three silvers in total, produced a dazzling performance in the second round to wow the judges.
From Barron's • Feb. 22, 2026
And when the noise rolls down from those stands... wow, it's loud.
From BBC • Feb. 21, 2026
OpenAI’s app strategy, launched this fall, is reminiscent of the early days of ChatGPT: An occasional wow moment surrounded by dysfunction, according to Wall Street Journal tests.
From The Wall Street Journal • Jan. 2, 2026
Krieps relishes portraying her character, a big-talking phony hoping to wow her mother and sister.
From Los Angeles Times • Dec. 24, 2025
Oh, wow, I thought, I made a friend.
From "Born a Crime: Stories from a South African Childhood" by Trevor Noah
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.