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stinkweed

[stingk-weed]
noun
  1. any of various rank-smelling plants, as the jimson weed.
  2. tree of heaven.
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Origin of stinkweed

An Americanism dating back to 1745–55; stink + weed1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for stinkweed

stinkweed

noun
  1. Also called: wall mustard a plant, Diplotaxis muralis, naturalized in Britain and S and central Europe, having pale yellow flowers, cylindrical seed pods, and a disagreeable smell when bruised: family Brassicaceae (crucifers)
  2. any of various other ill-smelling plants, such as mayweed
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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