The Collaborative International Dictionary
fizgig \fiz"gig`\ (f[i^]z"g[i^]g), n.
A fishgig. [Obs.]
fizgig \fiz"gig`\, n. [Fizz + gig whirling thing.] A firework, made of damp powder, which makes a fizzing or hissing noise when it explodes.
fizgig \fiz"gig`\, n. [See Gig a flirt.]
A gadding, flirting girl.
Etymology 1 n. (context archaic English) A flirtatious, coquettish girl. (From 1520s.) Etymology 2
n. (context archaic English) A small squib firework that explodes with a fizzing or hissing noise. Etymology 3
n. (alternative spelling of fishgig English) Etymology 4
n. (context Australia slang obsolete English) A police informer.
Douglas Harper's Etymology Dictionary
"light, frivolous woman," 1520s, first element of uncertain origin, second element is Middle English gig "frivolous person" (see gig (n.1)).
Usage examples of "fizgig".
Catherine wheels, fizgigs, girandoles, twice-changing chrysanthemums, and golden palm trees.
We might have been in a Fourth of July extravaganza, suspended from a hot air balloon, with barrages of rockets bursting around us, whiz-bangs and cracker bonbons and fountains and fizgigs, but all silent, all marvelous glistering light and no bang, yet so reminiscent of Independence Day displays that you could almost smell the saltpeter and the sulfur and the charcoal, almost hear a stirring John Philip Sousa march, almost taste hot dogs with mustard and chopped onions.