The Collaborative International Dictionary of English v.0.48:

Indictment \In*dict"ment\, n. [Cf. Inditement.]
   [1913 Webster]
   1. The act of indicting, or the state of being indicted.
      [1913 Webster]

   2. (Law) The formal statement of an offense, as framed by the
      prosecuting authority of the State, and found by the grand
      jury.
      [1913 Webster]

   Note: To the validity of an indictment a finding by the grand
         jury is essential, while an information rests only on
         presentation by the prosecuting authority.
         [1913 Webster]

   3. An accusation in general; a formal accusation.
      [1913 Webster]

   Bill of indictment. See under Bill.
      [1913 Webster]

WordNet (r) 3.0 (2006):

indictment
    n 1: a formal document written for a prosecuting attorney
         charging a person with some offense [syn: indictment,
         bill of indictment]
    2: an accusation of wrongdoing; "the book is an indictment of
       modern philosophy"