'dallis grass' definitions:

Definition of 'dallis grass'

(from WordNet)
noun
Tall tufted perennial tropical American grass naturalized as pasture and forage grass in southern United States [syn: dallisgrass, dallis grass, paspalum, Paspalum dilatatum]

Definition of 'dallis grass'

From: GCIDE
  • dallis grass \dallis grass\, dallisgrass \dallisgrass\n. a tall tufted perennial tropical American grass ({Paspalum dilatatum}) naturalized as pasture and forage grass in the southern U.S.
  • Syn: paspalum, Paspalum dilatatum. [WordNet 1.5]