: the edible 1- to 3-foot (0.3- to 0.9-meter) long thin stringless pod of a south Asian plant of a subspecies (Vigna unguiculata sesquipedalis) of the cowpea
also : the plant

Examples of yard-long bean 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.
Vegetables: Boniato, calabaza, cherry tomato, okra, Southern pea, Seminole pumpkin, sweet cassava, roselle, sweet potato and yard-long bean; start transplants of eggplant, peppers and tomatoes from seed in mid-July 4. Tom MacCubbin, orlandosentinel.com, 26 June 2021 Use frozen green beans if fresh or yard-long beans are unavailable. Tom Sietsema, Washington Post, 9 Dec. 2019

Word History

First Known Use

1926, in the meaning defined above

Time Traveler
The first known use of yard-long bean was in 1926

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Cite this Entry

“Yard-long bean.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/yard-long%20bean. Accessed 30 Mar. 2025.

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