[Barca]. Hamilcar of Carthage was called “Barca,” both on
account of the rapidity of his march and also for the severity of his
attacks. (B.C. 247-228.)
Two or more flashes of lightning repeated without intermission. Forked lightning.
Zig-zag lightning. Globular lightning.
meteoricball [of fire], which sometimes falls on the earth and flies
off with an explosion.
Source: Dictionary of Phrase and Fable, E. Cobham Brewer, 1894