DuckCorp Dico

Found one definition

1.                 From The Collaborative International Dictionary of English v.0.48:
                   
   
   
                   
                     
   Flock \Flock\, v. i. [imp. & p. p. Flocked; p. pr. & vb. n.
      Flocking.]
      To gather in companies or crowds.
      [1913 Webster]
            Friends daily flock.                     --Dryden.
      [1913 Webster]
      Flocking fowl (Zool.), the greater scaup duck.
         [1913 Webster]