noun
1. : any of numerous grasses having spear-shaped inflorescences or stiff pointed leaves: as
a. : couch grass
b. : bent 2d
c. : meadow grass
d. : ditch reed
e. : slender foxtail
f. : porcupine grass 1
2.
a. : a spearwort ( Ranunculus flammula )
b. : a plant of the genus Aciphylla (family Umbelliferae) with prickly leaves ; especially : a New Zealand perennial ( A. colensoi )