Dictionary.com
Thesaurus.com

horseweed

American  
[hawrs-weed] / ˈhɔrsˌwid /

noun

  1. a North American composite weed, weed, Erigeron canadensis, having narrow, hairy leaves and clusters of very small greenish-white flowers.

  2. horse balm.

  3. any of various other common weeds weed with small yellow flowers.

horseweed British  
/ ˈhɔːsˌwiːd /

noun

  1. the US name for Canadian fleabane See fleabane

"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

Etymology

Origin of horseweed

An Americanism dating back to 1780–90; horse + weed 1

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

And I know that, in the same mood, she dowered the vulgar horseweed with the breath of the mignonette.

From The Land of Long Ago by Hall, Eliza Calvert

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.