bygone Pronunciation: /ˈbaɪgɒn/Translate bygone | into German | into Italian | into Spanish French translation of bygoneadj [days, years, scene] d'antan a bygone era = une époque révolueIdioms to let bygones be bygones enterrer le passébygone in other Oxford dictionaries Definition of bygone in the British & World English dictionary Definition of bygone in the US English dictionary