noun
1. : a grass of the genus Polypogon (especially P. monspeliensis ) with a densely bearded spike
2. : any of several common grasses of the genus Andropogon (as A. scoparius )
3. : needlegrass 2
4. : any perennial grass of the genus Gymnopogon (family Gramineae) with short rigid leaves and numerous slender flower spikes
5. : plume grass 1