human dynamo human death • humane · · · Info · Definitions · Synonyms · Characters · · human dynamo · · Text Common · · Latin · · Scripts 12 · · Length 5 · · Syllables Definitions · · · (noun) a highly energetic and indefatigable person. Synonyms: powerhouse, human dynamo, ball of fire, fireball. · · Noun Definition 1 Synonyms · · · powerhouse · · Synonym 1 ball of fire · · Synonym 2 fireball · · Synonym 3 Characters · · space U+0020 a latin small letter a U+0061 d latin small letter d U+0064 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 u latin small letter u U+0075 y latin small letter y U+0079