The Collaborative International Dictionary of English v.0.48:

Glim \Glim\, n.
   1. Brightness; splendor. [Obs.]
      [1913 Webster]

   2. A light or candle. [Slang] --Dickens.
      [1913 Webster]

   Douse the glim, put out the light. [Slang]
      [1913 Webster]

Moby Thesaurus II by Grady Ward, 1.0:

21 Moby Thesaurus words for "glim":
   candle, electric light bulb, fire, flame, illuminant, illuminator,
   incandescent body, lamp, lantern, light, light bulb, light source,
   luminant, luminary, match, moon, source of light, stars, sun,
   taper, torch