tail bone tailboard • tail-chasing · · · Info · Definitions · Synonyms · Characters · · tail bone · · Text Common · · Latin · · Scripts 9 · · Length 2 · · Syllables Definitions · · · (noun) the end of the vertebral column in humans and tailless apes. Synonyms: coccyx, tail bone. · · Noun Definition 1 Synonyms · · · coccyx · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 b latin small letter b U+0062 e latin small letter e U+0065 i latin small letter i U+0069 l latin small letter l U+006C n latin small letter n U+006E o latin small letter o U+006F t latin small letter t U+0074