tall oat grass

Noun tall oat grass has 1 sense

• tall oat grass(n = noun.plant) arrhenatherum elatius, evergreen grass, false oat, french rye, tall meadow grass - coarse perennial Eurasian grass resembling oat; found on roadside verges and rough grassland and in hay meadows; introduced in North America for forage; Array
is a kind of grass
is a member of arrhenatherum, genus arrhenatherum