Source : Webster's Revised Unabridged Dictionary (1913)

Ba \Ba\ (b[aum]), v. i. [Cf. OF. baer to open the mouth, F.
   bayer.]
   To kiss. [Obs.] --Chaucer.

Source : WordNet®

Ba
     n 1: a soft silvery metallic element of the alkali earth group;
          found in barite [syn: {barium}, {atomic number 56}]
     2: a bachelor's degree in arts and sciences [syn: {Bachelor of
        Arts}, {Artium Baccalaurens}, {AB}]

Source : Free On-Line Dictionary of Computing

ba
     
         The {country code} for Bosnia and Herzegowina.
     
        (1999-01-27)