Definitions for knapweedˈnæpˌwid

This page provides all possible meanings and translations of the word knapweed

Random House Webster's College Dictionary


  1. any composite plant of the genus Centaurea, esp. the weedy C. nigra, having rose-purple flowers set on a dark-colored, knoblike bract.

    Category: Plants

Origin of knapweed:

1400–50; late ME knopwed=knoppe a small rounded protuberance +weed1

Princeton's WordNet

  1. knapweed(noun)

    any of various plants of the genus Centaurea having purple thistlelike flowers


  1. knapweed(Noun)

    Any of various common weeds of the genus Centaurea, especially Centaurea nigra.

  2. Origin: Alteration of knopweed.

Webster Dictionary

  1. Knapweed(noun)

    the black centaury (Centaurea nigra); -- so called from the knoblike heads of flowers. Called also bullweed


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