English edit

Alternative forms edit

Etymology edit

oat +‎ grass

Noun edit

oatgrass (countable and uncountable, plural oatgrasses)

  1. Any of various grasses resembling oats:
    1. Arrhenatherum species
    2. Avenula species
    3. Danthonia californica, California oatgrass
    4. Trisetum species

References edit