furlong

noun

fur·​long ˈfər-ˌlȯŋ How to pronounce furlong (audio)
: a unit of distance equal to 220 yards (about 201 meters)

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Furlong Has Old English Roots

Furlong is an English original that can be traced back to Old English furlang, a combination of the noun furh (“furrow”) and the adjective lang (“long”). Though now standardized as a length of 220 yards (or 1/8th of a mile), the furlong was originally defined less precisely as the length of a furrow—a trench in the earth made by a plow—in a cultivated field. This length was equal to the long side of an acre—an area originally defined as the amount of arable land that could be plowed by a yoke of oxen in a day, but later standardized as an area measuring 220 yards (one furlong) by 22 yards, and now defined as any area measuring 4,840 square yards. In contemporary usage, furlong is often encountered in references to horse racing.

Examples of furlong in a Sentence

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.
Chasing Liberty won the last race before Saturday’s main event, a 5 1/2-furlong sprint that’s also the day’s last race on the Laurel Park turf. Taylor Lyons, Baltimore Sun, 16 May 2026 At an Ocala farm, Zedan – then known only as Hip 1056 – ran a furlong in nine-and-three-fifths seconds. Dana O’Neil, CNN Money, 1 May 2026 Distance, traditionally measured in furlongs, also matters. Neil Greenberg, New York Times, 1 May 2026 Julia’s Warrior won a six-furlong race in November, 2024. Patrick Radden Keefe, New Yorker, 13 Apr. 2026 See All Example Sentences for furlong

Word History

Etymology

Middle English, from Old English furlang, from furh furrow + lang long

First Known Use

14th century, in the meaning defined above

Time Traveler
The first known use of furlong was in the 14th century

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Cite this Entry

“Furlong.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/furlong. Accessed 1 Jun. 2026.

Kids Definition

furlong

noun
fur·​long ˈfər-ˌlȯŋ How to pronounce furlong (audio)
: a unit of distance equal to 220 yards (about 201 meters)

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