- any of a large genus (Poa) of temperate and arctic forage grasses characterized by a bluish-green color
Origin of bluegrassorigin, originally in name of a band led by B. Monroe (c. 1945) a kind of Southern string-band music characterized by bluesy harmonies, rapid tempos, and an overall high-pitched vocal and instrumental sound
- Any of various grasses of the genus Poa, having bluish spikelets, including species such as Kentucky bluegrass that are used for pastures and lawns and others that are considered weeds.
- Music A type of country music that originated in the southern United States, typically played on acoustic stringed instruments and characterized by rapid tempos and jazzlike improvisation.
also Blue·grass Country or Blue·grass Region
(countable and uncountable, plural bluegrasses)