'Grison' definitions:
Definition of 'grison'
(from WordNet)
noun
Carnivore of Central America and South America resembling a weasel with a greyish-white back and dark underparts [syn: grison, Grison vittatus, Galictis vittatus]
Definition of 'Grison'
From: GCIDE
- Grison \Gri"son\, n. [F., fr. grison gray, gray-haired, gris gray. See Gris.] (Zool.) (a) A South American animal of the family Mustelidae (Galictis vittata). It is about two feet long, exclusive of the tail. Its under parts are black. Also called South American glutton. (b) A South American monkey (Lagothrix infumatus), said to be gluttonous. [1913 Webster]