WordWeb Online

1. Speak (about unimportant matters) rapidly and incessantly
   - chatter, piffle, palaver, prate, tittle-tattle, twaddle, clack, maunder, blab, gibber, tattle, blabber, gabble, witter [Brit], rabbit [Brit], yabber [Brit]

1. Idle or foolish and irrelevant talk
   - prate, idle talk, blether [UK, dialect], chin music, blather

Derived forms: prattled, prattling, prattles

See also: prattler

Type of: cackle, chatter, mouth, speak, talk, utter, verbalise [Brit], verbalize, yack, yackety-yak, yak, yakety-yak