Source : WordNet®

Br
     n 1: a nonmetallic largely pentavalent heavy volatile corrosive
          dark brown liquid element belonging to the halogens;
          found in sea water [syn: {bromine}, {atomic number 35}]
     2: a Marxist-Leninist terrorist organizaiton that arose out of
        a student protest movement in the late 1960s; wants to
        separate Italy from NATO and advocates violence in the
        service of class warfare and revolution; mostly inactive
        since 1989 [syn: {Red Brigades}, {Brigate Rosse}]

Source : Free On-Line Dictionary of Computing

br
     
         The {country code} for Brazil.
     
        (1999-01-27)