SUPPOSE Meaning of SUPPOSE in English suppos|e BrE AmE sə ˈpəʊz AmE -ˈpoʊz —but the phrase I suppose is often aɪ ˈspəʊz AmE -ˈspoʊz▷ suppos|es ɪz əz ▷ suppos|ing ɪŋ Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012