babbler

n. one who chatters; gossiper; type of bird from the passerine birds that has a loud babbling call (Zoology); tape recording of several voices talking simultaneously that is used as an anti-bugging apparatus to prevent or disturb eavesdropping

Babbler can refer to bird species that belong to either of two unrelated families.The Old World babblers in the family TimaliidaeThe Australo-Papuan pseudo-babblers in the family PomatostomidaePrior to the development of modern molecular research methods (notably DNA-DNA hybridisation) the members of the Pomatostomidae were included in the Timaliidae.
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Noun
1. an obnoxious and foolish and loquacious talker
(synonym) chatterer, prater, chatterbox, magpie, spouter
(hypernym) speaker, talker, utterer, verbalizer, verbaliser
(derivation) babble, blather, smatter, blether, blither
2. any of various insectivorous Old World birds with a loud incessant song; in some classifications considered members of the family Muscicapidae
(synonym) cackler
(hypernym) oscine, oscine bird
(member-holonym) Timalia, genus Timalia

(n.)
An idle talker; an irrational prater; a teller of secrets.
  

(n.)
A name given to any one of family (Timalinae) of thrushlike birds, having a chattering note.
  

(n.)
A hound too noisy on finding a good scent.
  

bitter; a rebel; a babbler