babuPronunciation: /ˈbɑːbuː/Definition of babu noun (plural babus) Indian a respectful title or form of address for a man, especially an educated one: I could see Kana-babu’s shop an office worker: he was a typical babu, polite and faintly scornfulOrigin:from Hindi bābū, literally 'father'babu in other Oxford dictionaries Definition of babu in the US English dictionary