onlooker

noun

on·​look·​er ˈȯn-ˌlu̇-kər How to pronounce onlooker (audio)
ˈän-
Synonyms of onlookernext
: one that looks on
especially : a passive spectator
onlooking
ˈȯn-ˌlu̇-kiŋ How to pronounce onlooker (audio)
ˈän-
adjective

Synonyms of onlooker

Relevance
See All Synonyms & Antonyms in Thesaurus

Examples of onlooker in a Sentence

Curious onlookers watched the ceremony. An onlooker noticed the disturbance. A crowd of onlookers gathered at the fire.
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.
Dozens of other workers on both banks pulled ropes to drag the structure forward, as hundreds of onlookers lined the canal to watch the highly unusual rescue effort. — ABC News, 21 Oct. 2026 Officers remained at the scene to de-escalate the situation and direct a crowd of onlookers away from the area, police said. — Clara Harter, Los Angeles Times, 19 Oct. 2026 Crowds gave the couple balloons and flowers, Britain’s PA Media news agency reported, with Harry and Meghan stopping to greet onlookers and pose for selfies. — Lianne Kolirin, CNN Money, 15 Oct. 2026 At the Homo Faber craft festival in Venice this past September, one such work—its mouth opening up like a blooming flower—had onlookers resisting the urge to touch it. — Hannah Martin, Architectural Digest, 13 Oct. 2026 See All Example Sentences for onlooker

Word History

First Known Use

1606, in the meaning defined above

Time Traveler
The first known use of onlooker was in 1606

Rhymes for onlooker

See All Rhymes for onlooker

Browse Nearby Words

on loan
onlooker
onlooking
See all Nearby Words

Cite this Entry

“Onlooker.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/onlooker. Accessed 28 Oct. 2026.

Copy Citation

Kids Definition

onlooker

noun
on·​look·​er ˈȯn-ˌlu̇k-ər How to pronounce onlooker (audio)
ˈän-
: spectator
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Last Updated: - Updated example sentences

More from Merriam-Webster

Word of the Day

Listen to the pronunciation of grotesque

See Definitions and Examples »

Popular in Grammar & Usage

See More

How to Use 'Who' vs. 'Whom'

Merriam-Webster’s Great Big List of Words You Love to Hate

'Affect' vs. 'Effect'

'A' or 'an'? What about before 'h'? An Indefinite Article Guide

Why is '-ed' sometimes pronounced at the end of a word?
See More

Popular in Wordplay

See More

The Longest Long Words List

9 Words That Sound Like Insults But Aren't

12 Lovely and Unusual Words for the Natural World

Why do we 'bury the lede?'

'Za' and 9 Other Words to Help You Win at SCRABBLE
See More

Popular

See More

How to Use 'Who' vs. 'Whom'

The Longest Long Words List

9 Words That Sound Like Insults But Aren't
See More

Games & Quizzes

See All
Play Quordle: Guess all four words in a limited number of tries. Each of your guesses must be a real 5-letter word.
Quordle Can you solve 4 words at once?
Play Blossom: Solve today's spelling word game by finding as many words as you can using just 7 letters. Longer words score more points.
Blossom Pick the best words!
Play Missing Letter: a crossword with a twist. Each of the 25 puzzle words start with a different letter of the alphabet. Which letter is missing?
The Missing Letter A daily crossword with a twist
different halloween monsters in silhouette
A Monstrous Vocab Quiz Words That Go Bump in the Night
See All