The Collaborative International Dictionary of English v.0.48:

committed \committed\ adj.
   1. Bound or obligated, as under a pledge to a particular
      cause, action, or attitude. Opposite of uncommitted.

   Note: [Narrower terms: bound up, involved, wrapped up;
         dedicated, devoted; pledged, sworn]
         [WordNet 1.5]

   2. Associated in an exclusive sexual relationship; also
      called attached. Opposite of unattached.

   Note: [Narrower terms: affianced, bespoken, betrothed,
         engaged, pledged, promised(predicate); married]
         [Also See: loving.]

   Syn: attached.
        [WordNet 1.5]

   3. Consigned involuntarily to custody, as in a prison or
      mental institution.
      [WordNet 1.5]

The Collaborative International Dictionary of English v.0.48:

Bespeak \Be*speak"\, v. t. [imp. Bespoke, Bespake (Archaic);
   p. p. Bespoke, Bespoken; p. pr. & vb. n. Bespeaking.]
   [OE. bispeken, AS. besprecan, to speak to, accuse; pref. be-
   + sprecan to speak. See Speak.]
   1. To speak or arrange for beforehand; to order or engage
      against a future time; as, to bespeak goods, a right, or a
      favor.
      [1913 Webster]

            Concluding, naturally, that to gratify his avarice
            was to bespeak his favor.             --Sir W.
                                                  Scott.
      [1913 Webster]

   2. To show beforehand; to foretell; to indicate.
      [1913 Webster]

            [They] bespoke dangers . . . in order to scare the
            allies.                               --Swift.
      [1913 Webster]

   3. To betoken; to show; to indicate by external marks or
      appearances.
      [1913 Webster]

            When the abbot of St. Martin was born, he had so
            little the figure of a man that it bespoke him
            rather a monster.                     --Locke.
      [1913 Webster]

   4. To speak to; to address. [Poetic]
      [1913 Webster]

            He thus the queen bespoke.            --Dryden.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

bespoken \be*spok"en\ adj.
   1. same as made-to-order; -- of clothing.

   Syn: bespoke, custom, made-to-order, tailored, tailor-made.
        [WordNet 1.5]

   2. bound by an agreement to become married to someone.

   Syn: affianced, betrothed, engaged, pledged,
        promised(predicate).
        [WordNet 1.5]

WordNet (r) 3.0 (2006):

bespoken
    adj 1: (of clothing) custom-made [syn: bespoke, bespoken,
           made-to-order, tailored, tailor-made]
    2: pledged to be married; "the engaged couple" [syn: bespoken,
       betrothed]