The Collaborative International Dictionary of English v.0.48:

Cartouch \Car*touch"\, cartouche \car*touche"\, n.; pl.
   Cartouches. [F. cartouche, It. cartuccia, cartoccio,
   cornet, cartouch, fr. L. charta paper. See 1st Card, and
   cf. Cartridge.]
   [1913 Webster]
   1. (Mil.)
      (a) A roll or case of paper, etc., holding a charge for a
          firearm; a cartridge.
      (b) A cartridge box.
      (c) A wooden case filled with balls, to be shot from a
          cannon.
      (d) A gunner's bag for ammunition.
      (e) A military pass for a soldier on furlough.
          [1913 Webster]

   2. (Arch.)
      (a) A cantalever, console, corbel, or modillion, which has
          the form of a scroll of paper.
      (b) A tablet for ornament, or for receiving an
          inscription, formed like a sheet of paper with the
          edges rolled up; hence, any tablet of ornamental form.
          [1913 Webster]

   3. (Egyptian Antiq.) An oval figure on monuments, and in
      papyri, containing the name of a sovereign.
      [1913 Webster]

WordNet (r) 3.0 (2006):

cartouche
    n 1: a cartridge (usually with paper casing) [syn: cartouche,
         cartouch]