The Collaborative International Dictionary
Ray grass \Ray" grass`\ (r[=a]" gr[.a]s`). [Etymol. of ray is uncertain.] (Bot.) A perennial European grass ( Lolium perenne); -- called also rye grass, and red darnel. See Darnel, and Grass.
Italian ray grass or Italian rye grass. See Darnel, and Grass.
WordNet
n. any of several annual or perennial Eurasian grasses [syn: ryegrass]
Usage examples of "rye grass".
Green rye grass bent under the hooves of their horses and sprang up behind.
Emmer wheat grew in the valley, too, and rye grass similar to the kind that grew near the clan's cave.
Then she saw something and walked purposefully through the tall stalks and stopped at a section of the rye grass whose seeds had a violet black discoloration.
The disk seemed sturdy enough, but he'd wrapped it in moss nonetheless and tied the bundle with a stem of rye grass.
Wounded by the fatal lances of his own nostalgia and that of others, he admired the persistence of the spider webs on the dead rose bushes, the perseverance of the rye grass, the patience of the air in the radiant February dawn.