Source : Webster's Revised Unabridged Dictionary (1913)

Twaddle \Twad"dle\, v. i. & t. [See {Twattle}.]
   To talk in a weak and silly manner, like one whose faculties
   are decayed; to prate; to prattle. --Stanyhurst.

Twaddle \Twad"dle\, n.
   Silly talk; gabble; fustian.

         I have put in this chapter on fighting . . . because of
         the cant and twaddle that's talked of boxing and
         fighting with fists now-a-days.          --T. Hughes.

Source : WordNet®

twaddle
     v : speak (about unimportant matters) rapidly and incessantly
         [syn: {chatter}, {piffle}, {palaver}, {prate}, {tittle-tattle},
          {clack}, {maunder}, {prattle}, {blab}, {gibber}, {tattle},
          {blabber}, {gabble}]

twaddle
     n : pretentious or silly talk or writing [syn: {baloney}, {boloney},
          {bilgewater}, {bosh}, {drool}, {humbug}, {taradiddle}, {tarradiddle},
          {tommyrot}, {tosh}]