DuckCorp Dico

Found one definition

1.                 From English - German Ding/FreeDict dictionary ver. 1.9-fd1:
                   
   
   
                   
                     
   biz /bˈɪz/
    [coll.] Geschäftszweig <masc>, Branche <fem>, Geschäft <neut> [ugs.]
         "the music biz"  - das Musikgeschäft
      Synonyms: area of business, branch of business
    see: areas of business, branches of business