Definition of Dallis grass
: a tall tufted tropical South American perennial grass (Paspalum dilatatum) introduced as a pasture and forage grass in the southern United States
Origin of dallis grass
A. T. Dallis, 19th century American farmer
First Known Use: 1907
Seen and Heard
What made you want to look up Dallis grass? Please tell us where you read or heard it (including the quote, if possible).