The Collaborative International Dictionary of English v.0.48:

Bougie \Bou*gie"\, n. [F. bougie wax candle, bougie, fr. Bougie,
   Bugia, a town of North Africa, from which these candles were
   first imported into Europe.]
   [1913 Webster]
   1. (Surg.) A long, flexible instrument, that is introduced
      into the urethra, esophagus, etc., to remove obstructions,
      or for the other purposes. It was originally made of waxed
      linen rolled into cylindrical form.
      [1913 Webster]

   2. (Pharm.) A long slender rod consisting of gelatin or some
      other substance that melts at the temperature of the body.
      It is impregnated with medicine, and designed for
      introduction into urethra, etc.
      [1913 Webster]