Nut grass Meaning, Definition & Usage
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noun a widely distributed perennial sedge having small edible nutlike tubers
nut sedge; nutgrass; Cyperus rotundus; nutsedge.
WordNet
Definitions
(Bot.) , a plant of the Sedge family (Cyperus rotundus , var.Hydra ), which has slender rootstocks bearing small, nutlike tubers, by which the plant multiplies exceedingly, especially in cotton fields.