wrongful Syllabification: (wrong·ful)Pronunciation: /ˈrôNGfəl/Translate wrongful | into German | into Italian | into Spanish Definition of wrongful adjective (of an act) not fair, just, or legal:he is suing the police for wrongful arrestDerivatives wrongfully adverb wrongfulness noun wrongful in other Oxford dictionaries Definition of wrongful in the British & World English dictionary