BOA Meaning of BOA in English boa BrE AmE ˈbəʊ ə AmE ˈboʊ ə —in Received Pronunciation formerly also bɔː▷ boas ˈbəʊ əz AmE ˈboʊ əz Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012