-TO-BE Meaning of -TO-BE in English -to-be BrE AmE tə ˈbiː tu- ▷ — mother-to-be ˌmʌð ə tə ˈbiː -tuˈ• AmE \ ˌ• ə r- Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012