The Collaborative International Dictionary of English v.0.48:

Corporate \Cor"po*rate\ (k?r"p?-r?t), a. [L. corporatus, p. p.
   of corporare to shape into a body, fr. corpus body. See
   Corpse.]
   1. Formed into a body by legal enactment; united in an
      association, and endowed by law with the rights and
      liabilities of an individual; incorporated; as, a
      corporate town.
      [1913 Webster]

   2. Belonging to a corporation or incorporated body.
      "Corporate property." --Hallam.
      [1913 Webster]

   3. United; general; collectively one.
      [1913 Webster]

            They answer in a joint and corporate voice. --Shak.
      [1913 Webster]

   Corporate member, an actual or voting member of a
      corporation, as distinguished from an associate or an
      honorary member; as, a corporate member of the American
      Board.
      [1913 Webster]