'Gama grass' definitions:
Definition of 'Gama grass'
From: GCIDE
- Gama grass \Ga"ma grass`\ [From Gama, a cluster of the Maldive Islands.] (Bot.) 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. [1913 Webster]