Entry 3 senses · 3 variants Webster, 1913 fizgig /(fĭz"gĭg)/ · fiz·gig · IPA /ˈfɪzˌɡɪɡ/ n. n. n. 01 n. A fishgig. 1. A fishgig.[Obs.] 02 n. A firework, made of damp powder, which makes a fizzing or hissing noise when it explodes. 1. A firework, made of damp powder, which makes a fizzing or hissing noise when it explodes. 03 n. A gadding, flirting girl. 1. A gadding, flirting girl.