oat grass

noun
  1. any of several grasses of the genus Arrhenatherum or Danthonia, especially A. elatius, native to Europe, having a purplish-green flowering panicle.

Origin of oat grass

First recorded in 1570–80
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British Dictionary definitions for oat grass

oat grass

noun
  1. any of various oatlike grasses, esp of the genera Arrhenatherum and Danthonia, of Eurasia and N. Africa
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