Definition of bluestem
1 : a tall North American grass (Andropogon gerardii synonym A. furcatus) that has smooth bluish leaf sheaths and slender spikes borne in pairs or clusters, is a dominant grass of the originally tallgrass prairies, and is used for hay and forage —called also big bluestem — compare sand bluestem
2 : little bluestem
Recent Examples of bluestem from the Web
Come August, the big bluestem tallgrass will be chest-high.
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First Known Use of bluestem
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