Fusee

Part of speech: noun (n.)

1. A flintlock gun. See 2d Fusil. [Obs.]

2. A fuse. See Fuse, n.

3. A kind of match for lighting a pipe or cigar. (Railroad)

4. A small packet of explosive material with wire appendages allowing it to be conveniently attached to a railroad track. It will explode with a loud report when run over by a train, and is used to provide a warning signal to the engineer.

Part of speech: noun (n.)

The track of a buck. Ainsworth.

Part of speech: noun (n.)

1. 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.

2. A similar wheel used in other machinery.