D defs.my
Entry 1 sense Webster, 1913

Grama grass

/grăm'-ə grăs/ · Gra·ma grass · IPA
01 The name of several kinds of pasture grasses found in the Western United States, esp. the Bouteloua oligostachya.
  1. 1.
    The name of several kinds of pasture grasses found in the Western United States, esp. the Bouteloua oligostachya.(Bot.)