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The Collaborative International Dictionary
Blue grass

Blue grass \Blue" grass`\ (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.

Wiktionary
blue grass

n. (alternative spelling of bluegrass English)

WordNet
blue grass

n. any of various grasses of the genus Poa [syn: bluegrass]

Gazetteer
Blue Grass, IA -- U.S. city in Iowa
Population (2000): 1169
Housing Units (2000): 459
Land area (2000): 2.693635 sq. miles (6.976483 sq. km)
Water area (2000): 0.000000 sq. miles (0.000000 sq. km)
Total area (2000): 2.693635 sq. miles (6.976483 sq. km)
FIPS code: 07075
Located within: Iowa (IA), FIPS 19
Location: 41.511915 N, 90.764984 W
ZIP Codes (1990): 52726
Note: some ZIP codes may be omitted esp. for suburbs.
Headwords:
Blue Grass, IA
Blue Grass