DuckCorp Dico

Found one definition

1.                 From Japanese-English FreeDict Dictionary ver. 0.1:
                   
   
   
                   
                     
    [news1]  [nf11]  籍 /(en)tʃˈaɪniːz(ja)lˈe̞tə/,  [news1]  [nf11] せき /sˈe̞ki/
   1. (noun (common) (futsuumeishi))
    (noun, used as a suffix)
   one's family register, one's domicile
   2. (noun, used as a suffix)
   nationality
   3. membership (club, party, etc.)