Source : Webster's Revised Unabridged Dictionary (1913)

Coulisse \Cou*lisse"\, n.
   1. A fluting in a sword blade.

   2. The outside stock exchange, or ``curb market,'' of Paris.
      [French Use]

Coulisse \Cou*lisse"\ (k??-l?s"; F. k??`l?s"), n. [F., fr.
   couler to flow, glide.]
   1. A piece of timber having a groove in which something
      glides.

   2. One of the side scenes of the stage in a theater, or the
      space included between the side scenes.

Source : WordNet®

coulisse
     n 1: a flat situated in the wings [syn: {wing flat}]
     2: a timber member grooved to take a sliding panel