blabbermouth blabberer • blabbermouthed · · · Info · Definitions · Synonyms · Characters · · blabbermouth · · Text Latin · · Script 12 · · Length 3 · · Syllables Definitions · · · (noun) someone who gossips indiscreetly. Synonyms: tattletale, tattler, taleteller, talebearer, telltale. · · Noun Definition 1 Synonyms · · · tattletale · · Synonym 1 tattler · · Synonym 2 taleteller · · Synonym 3 talebearer · · Synonym 4 telltale · · Synonym 5 Characters · · a latin small letter a U+0061 b latin small letter b U+0062 e latin small letter e U+0065 h latin small letter h U+0068 l latin small letter l U+006C m latin small letter m U+006D o latin small letter o U+006F r latin small letter r U+0072 t latin small letter t U+0074 u latin small letter u U+0075