Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun quack_grass
1 sense of quack grass
Sense 1
dog grass, couch grass, quackgrass, quack grass, quick grass, witch grass, witchgrass, Agropyron repens -- (European grass spreading rapidly by creeping rhizomes; naturalized in North America as a weed)
=> wheatgrass, wheat-grass -- (a grass of the genus Agropyron)