moment of truth moment of inertia • momentous · · · Info · Definitions · Characters · · moment of truth · · Text Common · · Latin · · Scripts 15 · · Length 4 · · Syllables Definitions · · · (noun) the moment in a bullfight when the matador kills the bull. Synonyms: moment of truth. · · Noun Definition 1 (noun) a crucial moment on which much depends. Synonyms: moment of truth. · · Noun Definition 2 Characters · · space U+0020 e latin small letter e U+0065 f latin small letter f U+0066 h latin small letter h U+0068 m latin small letter m U+006D n latin small letter n U+006E 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