Also found in: Thesaurus, Idioms.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.blabbermouthed - unwisely talking too muchblabbermouthed - unwisely talking too much    
indiscreet - lacking discretion; injudicious; "her behavior was indiscreet at the very best"
2.blabbermouthed - prone to communicate confidential informationblabbermouthed - prone to communicate confidential information
communicatory, communicative - able or tending to communicate; "was a communicative person and quickly told all she knew"- W.M.Thackeray
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
Armstrong's character Patrick is a blabbermouthed perpetual teenager with a mail-order clothing business and a silver E-type Jag - cunningly shot here to look longer than the QE2.
We had 'Girl', 'Schoolfriend' and 'Bunty', all riven with not-so-subtle prejudice but still unremittingly promoting an impossible, monochrome world of plucky girls, just-pals boys, dimwit blabbermouthed fatties and up-to-no-good redheads, where virtue always triumphed and sex didn't exist.