a grass, Poa trivialis, native to Eurasia and naturalized in North America, where it is used in mixtures for lawns and pasturage.
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Question 1 of 9
You may have read the word "simmer" in a recipe or two, but what does it really mean?
Origin of rough bluegrass
First recorded in 1920–25
Words nearby rough bluegrass
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020