The Collaborative International Dictionary of English v.0.48:

Collie \Col"lie\ (k[o^]l"l[y^]), n. [Gael. cuilean whelp, puppy,
   dog.] (Zool.)
   The Scotch shepherd dog. There are two breeds, the
   rough-haired and smooth-haired. It is remarkable for its
   intelligence, displayed especially in caring for flocks.
   [Written also colly, colley.]
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Colly \Col"ly\, n. [From Coal.]
   The black grime or soot of coal. [Obs.] --Burton.

The Collaborative International Dictionary of English v.0.48:

Colly \Col"ly\, v. t. [imp. & p. p. Collied; p. pr. & vb. n.
   Collying.]
   To render black or dark, as of with coal smut; to begrime.
   [Archaic.]
   [1913 Webster]

         Thou hast not collied thy face enough.   --B. Jonson.
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         Brief as the lighting in the collied night. --Shak.
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The Collaborative International Dictionary of English v.0.48:

Colly \Col"ly\, n.
   A kind of dog. See Collie.
   [1913 Webster]

WordNet (r) 3.0 (2006):

colly
    v 1: make soiled, filthy, or dirty; "don't soil your clothes
         when you play outside!" [syn: dirty, soil, begrime,
         grime, colly, bemire] [ant: clean, make clean]