[1] : The Collaborative International Dictionary of English v.0.48

baboo \ba"boo\, babu \ba"bu\ baum"b=oo, n. hind.
   b=ab=u.
   a hindu gentleman; a native clerk who writes english; also, a
   hindu title equivalent to the english mr. or esquire.
   --whitworth.
   1913 webster

[2] : WordNet (r) 2.0

babu
     n : used as a hindi courtesy title; equivalent to english `mr'
         syn: baboo
see also:
baboo 

Babu >> B Words
Babu, definition of term: Babu
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