US
: an exceptional person or thing that is regarded as the best or as among the best of all time
… the fifth game of the National League Championship series, in San Diego, which was an all-timer by any measure …Roger Angell

Examples of all-timer in a Sentence

Recent Examples on the Web
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As President Whitmore, Bill Pullman gives an all-timer inspirational speech, hops in a fighter jet, and destroys invading aliens. Maggie Fremont, Entertainment Weekly, 3 July 2026 The main event was an all-timer as fan-favorite Justin Gaethje forced previously unbeaten champion Ilia Topuria’s team to throw in the towel. Andrew Greif, NBC news, 20 June 2026 That alone makes Khan an all-timer. Matthew Jackson, Vulture, 12 June 2026 Messi and Argentina arrive as reigning champions after besting France in the 2022 finale, an all-timer that went down to a penalty shootout. Kaya Kaynak, New York Times, 8 June 2026 See All Example Sentences for all-timer

Word History

Etymology

all-time + -er entry 2

First Known Use

1936, in the meaning defined above

Time Traveler
The first known use of all-timer was in 1936

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Cite this Entry

“All-timer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/all-timer. Accessed 16 Jul. 2026.

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