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 ]

n. [ Etymol. uncertain. ] The track of a buck. Ainsworth. [ 1913 Webster ]

n. [ F. fusée a spindleful, fusee, LL. fusata, fr. fusare to use a spindle, L. fusus spindle. ] (a) The cone or conical wheel of a watch or clock, designed to equalize the power of the mainspring by having the chain from the barrel which contains the spring wind in a spiral groove on the surface of the cone in such a manner that the diameter of the cone at the point where the chain acts may correspond with the degree of tension of the spring. (b) A similar wheel used in other machinery.