DuckCorp Dico

Found 2 definitions

1.                 From Japanese-English FreeDict Dictionary ver. 0.1:
                   
   
   
                   
                     
    [ichi1]  [news1]  [nf11]  群 /(en)tʃˈaɪniːz(ja)lˈe̞tə/,  [ichi1]  [news1]  [nf11] ぐん /ɡˈɯᵝɴ/
   1. (noun (common) (futsuumeishi))
    (noun, used as a suffix)
   group, bunch, crowd, throng, swarm, band
   2.  [mathematics] group
   
                   
                 

2.                 From Japanese-English FreeDict Dictionary ver. 0.1:
                   
   
   
                   
                     
   群 /(en)tʃˈaɪniːz(ja)lˈe̞tə/, 叢 /(en)tʃˈaɪniːz(ja)lˈe̞tə/, 簇 /(en)tʃˈaɪniːz(ja)lˈe̞tə/, むら /mˈɯᵝɽä/
   (noun, used as a suffix)
    (noun, used as a prefix)
    (noun (common) (futsuumeishi))
   gathering