The Collaborative International Dictionary of English v.0.48:

Implicate \Im"pli*cate\, v. t. [imp. & p. p. Implicated; p.
   pr. & vb. n. Implicating.] [L. implicatus, p. p. of
   implicare to involve; pref. im- in + plicare to fold. See
   Employ, Ply, and cf. Imply, Implicit.]
   1. To infold; to fold together; to interweave.
      [1913 Webster]

            The meeting boughs and implicated leaves. --Shelley.
      [1913 Webster]

   2. To bring into connection with; to involve; to connect; --
      applied to persons, in an unfavorable sense; as, the
      evidence implicates many in this conspiracy; to be
      implicated in a crime, a discreditable transaction, a
      fault, etc.
      [1913 Webster]

WordNet (r) 3.0 (2006):

implicate
    v 1: bring into intimate and incriminating connection; "He is
         implicated in the scheme to defraud the government"
    2: impose, involve, or imply as a necessary accompaniment or
       result; "What does this move entail?" [syn: entail,
       implicate]