The Collaborative International Dictionary of English v.0.48:

Gris \Gris\, a. [OF. & F., fr. LL. griseus; of German origin;
   cf. MHG. gris, G. greis, hoary. Cf. Grizzle.]
   Gray. [R.] --Chaucer.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Gris \Gris\, n. [OF., fr. gris gray. Cf. G. grauwerk (lit. gray
   work) the gray skin of the Siberian squirrel. See Gris, a.]
   A costly kind of fur. [Obs.] --Chaucer.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Gris \Gris\ (gr[i^]s), n. sing. & pl. [See Grice a pig.]
   A little pig. [Obs.] --Piers Plowman.
   [1913 Webster]

WordNet (r) 3.0 (2006):

Gris
    n 1: Spanish cubist painter (1887-1927) [syn: Gris, Jaun
         Gris]