plural hogweeds
1
: giant hogweed
The noxious hogweed plant may just now be drawing public attention, but its Westfield origin dates back at least 30 years …—Ted LaBorde
2
: the Eurasian cow parsnip (Heracleum sphondylium)

Examples of hogweed in a Sentence

Recent Examples on the Web
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Giant hogweed is particularly troublesome in Erie County, with more than 100 hogweed sites identified (the most in the state). — Natalie Krebs, Outdoor Life, 26 Mar. 2026

Word History

First Known Use

1858, in the meaning defined at sense 2

Time Traveler
The first known use of hogweed was in 1858

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Cite this Entry

“Hogweed.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hogweed. Accessed 1 Oct. 2026.

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