'railroad flare' definitions:

Definition of 'railroad flare'

From: GCIDE

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]