The Collaborative International Dictionary of English v.0.48:

Fusee \Fu*see"\, n. [See 2d Fusil, and cf. Fuse, n.]
   1. A flintlock gun. See 2d Fusil. [Obs.]
      [1913 Webster]

   2. A fuse. See Fuse, n.
      [1913 Webster]

   3.
      (a) A friction match for smokers' use having a bulbous
          head which when ignited is not easily blown out even
          in a gale of wind.
      (b) A kind of match made of paper impregnated with niter
          and having the usual igniting tip.
          [Webster 1913 Suppl.]

   4. A signal device, usually cylindrical, consisting of a tube
      filled with a composition which burns with a bright
      colored light for a definite time. It is used principally
      for the protection of trains or road vehicles, indicating
      an obstruction or accident ahead. Also called a flare or
      railroad flare.
      [PJC]