CUI BONO Meaning of CUI BONO in English cui bono BrE AmE ˌku ː ‿i ˈbəʊn əʊ ˌkwiːˈ•-, -ˈbɒn- AmE \ ˌkwiː ˈboʊn oʊ Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012