hogweed

[ hawg-weed, hog- ]
/ ˈhɔgˌwid, ˈhɒg- /

noun

any coarse weed with composite flower heads, especially the cow parsnip.

Origin of hogweed

First recorded in 1700–10; hog + weed1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for hogweed

hogweed

/ (ˈhɒɡˌwiːd) /

noun

any of several coarse weedy umbelliferous plants, esp cow parsnipSee also giant hogweed
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012