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1. Any of various coarse weedy plants of the genus Heracleum of the parsley family, having divided leaves and small flowers in umbels, and including several species that are phototoxic.
2. Any of various other coarse weeds, such as horseweed or ragweed.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Plants) any of several coarse weedy umbelliferous plants, esp cow parsnip. See also giant hogweed
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
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|Noun||1.||hogweed - tall coarse plant having thick stems and cluster of white to purple flowers|
herb, herbaceous plant - a plant lacking a permanent woody stem; many are flowering garden plants or potherbs; some having medicinal properties; some are pests
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