Twattle \Twat"tle\, v. i. [Cf. Tattle, Twaddle.] To prate; to talk much and idly; to gabble; to chatter; to twaddle; as, a twattling gossip. --L'Estrange.
Source: Webster's Revised Unabridged Dictionary (1913)
Twattle \Twat"tle\, v. t. To make much of, as a domestic animal; to pet. [Prov. Eng.] --Grose.
Twattle \Twat"tle\, n. Act of prating; idle talk; twaddle.