Entry 1 sense Webster, 1913 Wrongful /rông'-fəl/ · Wrong·ful · IPA /ˈɹɒŋfəl/ 01 a. Full of wrong; injurious; unjust; unfair; as, a wrongful taking of property; wrongful dealing. 1. Full of wrong; injurious; unjust; unfair; as, a wrongful taking of property; wrongful dealing.