Webster's Revised Unabridged Dictionary · 1913

Gama grass

Gama grass

[From Gama, a cluster of the Maldive Islands.]

(Botany) A species of grass (Tripsacum dactyloides) tall, stout, and exceedingly productive; cultivated in the West Indies, Mexico, and the Southern States of North America as a forage grass; -- called also sesame grass.