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cottonweed

[kot-n-weed]
noun
  1. any of various plants having stems and leaves covered with a soft, hoary pubescence.
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Origin of cottonweed

First recorded in 1555–65; cotton + weed1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for cottonweed

cottonweed

noun
  1. a downy perennial plant, Otanthus maritimus, of European coastal regions, having small yellow flowers surrounded by large hairy bracts: family Asteraceae (composites)
  2. any of various similar plants
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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