Vietnamese Alternative forms ô hay Pronunciation (Hà Nội) IPA(key): [ʔəː˧˧ haj˧˧] (Huế) IPA(key): [ʔəː˧˧ haj˧˧] (Saigon) IPA(key): [ʔəː˧˧ ha(ː)j˧˧] Interjection ơ hay what the hell; what the heck; dafuqWikiwand - on Seamless Wikipedia browsing. On steroids.