Definition of knotgrass in English:

knotgrass

Syllabification: knot·grass
Pronunciation: /ˈnätˌgras
 
/

noun

  • 1A common Eurasian plant of the dock family, with jointed creeping stems and small pink flowers. It is a serious weed in some areas.
    • Genus Polygonum, family Polygonaceae: several species, in particular P. aviculare
    More example sentences
    • The main weeds dying back were creeping thistle, couch and mature knotgrass.
  • 1.1Any of a number of other plants, especially grasses, with jointed stems.

More definitions of knotgrass

Definition of knotgrass in:

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day kerf
Pronunciation: kərf
noun
a slit made by cutting with a saw