Blue grass

1.

(Bot.) A species of grass (Poa compressa) with bluish green stems, valuable in thin gravelly soils; wire grass. Kentucky blue grass a species of grass (Poa pratensis) which has running rootstocks and spreads rapidly. It is valuable as a pasture grass, as it endures both winter and drought better than other kinds, and is very nutritious.

Noun

1.

blue grass - any of various grasses of the genus Poa Synonyms: bluegrass

bluegrass, genus Poa, grass, June grass, Kentucky blue, Kentucky bluegrass, Kentucy blue grass, Poa, Poa pratensis