basso bassness • bassoon · · · Info · Definitions · Synonyms · Characters · · basso · · Text Latin · · Script 5 · · Length Definitions · · · (noun) an adult male singer with the lowest voice. Synonyms: bass. · · Noun Definition 1 (noun) the lowest adult male singing voice. Synonyms: bass, bass voice. · · Noun Definition 2 Synonyms · · · bass · · Synonym 1 bass voice · · Synonym 2 Characters · · a latin small letter a U+0061 b latin small letter b U+0062 o latin small letter o U+006F s latin small letter s U+0073