knotweed: Meaning and Definition of

knot•weed

Pronunciation: (not'wēd"), [key]

— n.

any of several knotty-stemmed plants belonging to the genus Polygonum, of the buckwheat family.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

knotty rhatany knout

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