The Collaborative International Dictionary of English v.0.48:

Dandie \Dan"die\, n. (Zool.)
   One of a breed of small terriers; -- called also Dandie
   Dinmont.
   [1913 Webster] Dandie Dinmont

The Collaborative International Dictionary of English v.0.48:

Dandie Dinmont \Dan"die Din"mont\ (d[a^]n"d[i^] d[i^]n"m[o^]nt),
   or Dandie Dinmont \Dan"die Din"mont\, n.
   1. In Scott's "Guy Mannering", a Border farmer of eccentric
      but fine character, who owns two terriers claimed to be
      the progenitors of the Dandie Dinmont terriers.
      [Webster 1913 Suppl.]

   2. One of a breed of terriers with short legs, long body, and
      rough coat, originating in the country about the English
      and Scotch border.
      [Webster 1913 Suppl.]

WordNet (r) 3.0 (2006):

Dandie Dinmont
    n 1: a breed of small terrier with long wiry coat and drooping
         ears [syn: Dandie Dinmont, Dandie Dinmont terrier]