rock bit rockbird • rock-boring · · · Info · Definitions · Synonyms · Characters · · rock bit · · Text Common · · Latin · · Scripts 8 · · Length 2 · · Syllables Definitions · · · (noun) a drill bit that has hardened rotating rollers. Synonyms: rock bit, roller bit. · · Noun Definition 1 Synonyms · · · roller bit · · Synonym 1 Characters · · space U+0020 b latin small letter b U+0062 c latin small letter c U+0063 i latin small letter i U+0069 k latin small letter k U+006B o latin small letter o U+006F r latin small letter r U+0072 t latin small letter t U+0074