The Collaborative International Dictionary of English v.0.48:

Intimate \In"ti*mate\, n.
   An intimate friend or associate; a confidant. --Gov. of the
   Tongue.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Intimate \In"ti*mate\, v. t. [imp. & p. p. Intimated; p. pr. &
   vb. n. Intimating.] [L. intimatus, p. p. of intimare to
   put, bring, drive, or press into, to announce, make known,
   from intimus the inmost. See Intimate, a.]
   [1913 Webster]
   1. To announce; to declare; to publish; to communicate; to
      make known. [Obs.]
      [1913 Webster]

            He, incontinent, did proclaim and intimate open war.
                                                  --E. Hall.
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            So both conspiring 'gan to intimate
            Each other's grief.                   --Spenser.
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   2. To suggest obscurely or indirectly; to refer to remotely;
      to give slight notice of; to hint; as, he intimated his
      intention of resigning his office.
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            The names of simple ideas and substances, with the
            abstract ideas in the mind, intimate some real
            existence, from which was derived their original
            pattern.                              --Locke.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Intimate \In"ti*mate\, a. [Formerly intime, L. intimus, a
   superl. corresponding to the compar. interior: cf. F. intime.
   The form intimate is due to confusion with intimate, v. t.
   See Interior.]
   [1913 Webster]
   1. Innermost; inward; internal; deep-seated; hearty. "I knew
      from intimate impulse." --Milton.
      [1913 Webster]

   2. Near; close; direct; thorough; complete.
      [1913 Webster]

            He was honored with an intimate and immediate
            admission.                            --South.
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   3. Close in friendship or acquaintance; familiar;
      confidential; as, an intimate friend.

   Syn: Familiar; near; friendly; confidential.
        [1913 Webster]

WordNet (r) 3.0 (2006):

intimate
    adj 1: marked by close acquaintance, association, or
           familiarity; "intimate friend"; "intimate relations
           between economics, politics, and legal principles" - V.L.
           Parrington
    2: having or fostering a warm or friendly and informal
       atmosphere; "had a cozy chat"; "a relaxed informal manner";
       "an intimate cocktail lounge"; "the small room was cozy and
       intimate" [syn: cozy, intimate, informal]
    3: having mutual interests or affections; of established
       friendship; "on familiar terms"; "pretending she is on an
       intimate footing with those she slanders" [syn: familiar,
       intimate]
    4: involved in a sexual relationship; "the intimate (or sexual)
       relations between husband and wife"; "she had been intimate
       with many men"; "he touched her intimate parts" [syn:
       intimate, sexual]
    5: innermost or essential; "the inner logic of Cubism"; "the
       internal contradictions of the theory"; "the intimate
       structure of matter" [syn: inner, internal, intimate]
    6: thoroughly acquainted through study or experience; "this
       girl, so intimate with nature"-W.H.Hudson; "knowledgeable
       about the technique of painting"- Herbert Read [syn:
       intimate, knowledgeable, versed]
    n 1: someone to whom private matters are confided [syn:
         confidant, intimate]
    v 1: give to understand; "I insinuated that I did not like his
         wife" [syn: intimate, adumbrate, insinuate]
    2: imply as a possibility; "The evidence suggests a need for
       more clarification" [syn: suggest, intimate]