knot·​grass | \ ˈnät-ˌgras How to pronounce knotgrass (audio) \

Definition of knotgrass

1 : a cosmopolitan prostrate weed (Polygonum aviculare) of the buckwheat family with jointed stems, prominent sheathing stipules, and minute flowers broadly : any of several congeneric plants
2 : any of several grasses (such as Paspalum distichum) with markedly jointed stems

Examples of knotgrass in a Sentence

Recent Examples on the Web This Series should play on a field of gout-wort, grommel and knotgrass. John Hyduk, New York Times, "Cleveland Indians Fans Hope That Ghosts of Past Are Put to Rest," 24 Oct. 2016

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

First Known Use of knotgrass

1538, in the meaning defined at sense 1

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The first known use of knotgrass was in 1538

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Cite this Entry

“Knotgrass.” Dictionary, Merriam-Webster, Accessed 19 Apr. 2021.

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