Group \Group\ (gr[=oo]p), n. [F groupe, It. gruppo,
         groppo,
   cluster, bunch, packet, group; of G. origin: cf.
         G. kropf
   craw, crop, tumor, bunch. See Crop, n.]
   1. A cluster,
         crowd, or throng; an assemblage, either of
      persons or
         things, collected without any regular form or
     
         arrangement; as, a group of men or of trees; a group of
   
           isles.
      [1913 Webster]

   2. An assemblage of
         objects in a certain order or relation,
      or having
         some resemblance or common characteristic; as,
      groups
         of strata.
      [1913 Webster]

   3. (Biol.) A
         variously limited assemblage of animals or
      plants,
         having some resemblance, or common characteristics
      in
         form or structure. The term has different uses, and may
   
           be made to include certain species of a genus, or a
         whole
      genus, or certain genera, or even several
         orders.
      [1913 Webster]

   4. (Mus.) A number of
         eighth, sixteenth, etc., notes joined
      at the stems;
         -- sometimes rather indefinitely applied to
      any
         ornament made up of a few short notes.
      [1913
         Webster]