DICT.TW Dictionary Taiwan

 quack grass /ˈkwæk-/

 quack grass 名詞

 Quitch grass  Bot. A perennial grass (Agropyrum repens) having long running rootstalks, by which it spreads rapidly and pertinaciously, and so becomes a troublesome weed. Also called couch grass, quack grass, quick grass, twitch grass. See Illustration in Appendix.
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 Quack grass Bot. See Quitch grass.
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 quack grass
      n : European grass spreading rapidly by creeping rhizomes;
          naturalized in North America as a weed [syn: dog grass,
           couch grass, quackgrass, quick grass, witch grass,
           witchgrass, Agropyron repens]