SELF-INTEREST Meaning of SELF-INTEREST in English self-interest BrE AmE ˌself ˈɪntr əst -ɪst, -est; ˈɪnt ə rest ˈɪn t̬ ə rest ▷ self-interest|ed ɪd əd Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012