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SINCE 1828
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annual bluegrass

noun
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variants: or annual meadowgrass

Definition of annual bluegrass

: an annual European grass (Poa annua) of wide distribution introduced into North America where it is often a weed especially in lawns

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First Known Use of annual bluegrass

1762, in the meaning defined above

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The first known use of annual bluegrass was in 1762

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Cite this Entry

“Annual bluegrass.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/annual%20bluegrass. Accessed 7 December 2019.

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