[1] : The Collaborative International Dictionary of English v.0.48

blabber \blab"ber\, n.
   one who blabr; a tattler; a telltale.

   syn: blabbermouth. 1913 webster

[2] : WordNet (r) 2.0

blabber
     n : one who reveals confidential information in return for money
         syn: informer, betrayer, rat, squealer
     v : speak about unimportant matters rapidly and incessantly
         syn: chatter, piffle, palaver, prate, tittle-tattle,
          twaddle, clack, maunder, prattle, blab, gibber,
          tattle, gabble
see also:
informer betrayer rat squealer chatter piffle 
palaver prate tittle-tattle twaddle clack 
maunder prattle blab gibber tattle 
gabble 

[3] : Moby Thesaurus II by Grady Ward, 1.0

154 moby thesaurus words for "blabber":
   absurdity, amphigory, babble, babblement, balderdash, bavardage,
   be indiscreet, be unguarded, betray, betray a confidence, betrayer,
   bibble-babble, blab, blabberer, blabbermouth, blah-blah, blather,
   blether, blethers, blurt, blurt out, bombast, bull, bullshit,
   cackle, caquet, caqueterie, chat, chatter, chatterer,
   chitter-chatter, clack, claptrap, clatter, delator, dither,
   double-talk, drivel, drool, fiddle-faddle, fiddledeedee, fink,
   flummery, folderol, fudge, fustian, gab, gabber, gabble,
   galimatias, gammon, gas, gibber, gibberish, gibble-gabble,
   give away, go on, gobbledygook, gossip, guff, gush, haver,
   hocus-pocus, hot air, humbug, idle talk, inform, inform on,
   informer, jabber, jabberer, jargon, jaw, leak, let drop, let fall,
   let slip, magpie, mere talk, mumbo jumbo, narc, narrishkeit,
   natter, niaiserie, nonsense, nonsense talk, pack of nonsense,
   palaver, patter, peach, peacher, piffle, pour forth, prate, prater,
   prating, prattle, prattler, prittle-prattle, ramble on, rant, rat,
   rattle, rattle on, reel off, reveal a secret, rigamarole,
   rigmarole, rodomontade, rubbish, run on, sing, skimble-skamble,
   snitch, snitcher, spill, spill the beans, spout, spout off, spy,
   squeal, squealer, stool, stool pigeon, stoolie, stuff and nonsense,
   stultiloquence, talebearer, talk, talk away, talk nonsense,
   talk on, talkee-talkee, tattle, tattle on, tattler, tattletale,
   tell on, tell secrets, tell tales, telltale, tittle-tattle, trash,
   trumpery, twaddle, twattle, twiddle-twaddle, vapor, vaporing,
   waffle, waffling, whistle-blower, yak, yakkety-yak

Blabber >> B Words
Blabber, definition of term: Blabber
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