Entry 2 senses · 2 variants Webster, 1913 fiddle-faddle · fid·dle-fad·dle · IPA n. v. i. 01 n. A trifle; trifling talk; nonsense. 1. A trifle; trifling talk; nonsense.[Colloq.] 02 v. i. To talk nonsense. 1. To talk nonsense.[Colloq.]