#1 piffle n. [balderdash, fiddle-faddle] trivial nonsense. wn
#2 piffle v. [chatter, palaver, prate, tittle-tattle, twaddle, clack, maunder, prattle, blab, gibber, tattle, blabber, gabble] speak (about unimportant matters) rapidly and incessantly. wn
#3 piffle v. act in a trivial or ineffective way. wn
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