smart·​weed | \ ˈsmärt-ˌwēd How to pronounce smartweed (audio) \

Definition of smartweed

: any of various polygonums with strong acidic juice

Examples of smartweed in a Sentence

Recent Examples on the Web Whereas Perkins Tank is surrounded mostly by pine-oak woodlands, this pond swells with willows and aquatic plants including acres of water smartweed and emerald green marshes. Mare Czinar, azcentral, "Fun summer hikes in Arizona: These hidden little lakes attract wildlife, hikers and anglers," 5 July 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'smartweed.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of smartweed

circa 1787, in the meaning defined above

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The first known use of smartweed was circa 1787

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Cite this Entry

“Smartweed.” The Dictionary, Merriam-Webster Inc., Accessed 10 December 2019.

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Comments on smartweed

What made you want to look up smartweed? Please tell us where you read or heard it (including the quote, if possible).


to state or do over again or repeatedly

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