witchgrass

Noun witchgrass has 2 senses

• witchgrass(n = noun.plant) old witch grass, old witchgrass, panicum capillare, tumble grass, witch grass - North American grass with slender brushy panicles; often a weed on cultivated land;
is a kind of panic grass

• witchgrass(n = noun.plant) agropyron repens, couch grass, dog grass, quack grass, quackgrass, quick grass, witch grass - European grass spreading rapidly by creeping rhizomes; naturalized in North America as a weed;
is a kind of wheat-grass, wheatgrass