Blath·er v. i. & t.  [imp. & p. p. Blathered p. pr. & vb. n. Blathering.] [Written also blether.]  To talk foolishly, or nonsensically,  or concerning matters of no consequence.
  Syn: -- babble, smatter, blether, blither.
  blathering
       adj : talking idly or incoherently; "blithering (or blathering)
             idiot"; "jabbering children"; "gabbling housewives"; "a
             babbling hospital inmate" [syn: blithering, jabbering,
              babbling]