The Collaborative International Dictionary of English v.0.48:

Fix \Fix\, v. t. [imp. & p. p. Fixed (f[i^]kst); p. pr. & vb.
   n. Fixing.] [Cf. F. fixer.]
   1. To make firm, stable, or fast; to set or place
      permanently; to fasten immovably; to establish; to
      implant; to secure; to make definite.
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            An ass's nole I fixed on his head.    --Shak.
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            O, fix thy chair of grace, that all my powers
            May also fix their reverence.         --Herbert.
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            His heart is fixed, trusting in the Lord. --Ps.
                                                  cxii. 7.
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            And fix far deeper in his head their stings.
                                                  --Milton.
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   2. To hold steadily; to direct unwaveringly; to fasten, as
      the eye on an object, the attention on a speaker.
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            Sat fixed in thought the mighty Stagirite. --Pope.
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            One eye on death, and one full fix'd on heaven.
                                                  --Young.
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   3. To transfix; to pierce. [Obs.] --Sandys.
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   4. (Photog.) To render (an impression) permanent by treating
      with a developer to make it insensible to the action of
      light. --Abney.
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   5. To put in order; to arrange; to dispose of; to adjust; to
      set to rights; to set or place in the manner desired or
      most suitable; hence, to repair; as, to fix the clothes;
      to fix the furniture of a room. [Colloq. U.S.]
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   6. (Iron Manuf.) To line the hearth of (a puddling furnace)
      with fettling.

   Syn: To arrange; prepare; adjust; place; establish; settle;
        determine.
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The Collaborative International Dictionary of English v.0.48:

Fixing \Fix"ing\ (f[i^]ks"[i^]ng), n.
   1. The act or process of making fixed.
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   2. That which is fixed; a fixture.
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   3. pl. Arrangements; embellishments; trimmings;
      accompaniments. [Colloq. U.S.]
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WordNet (r) 3.0 (2006):

fixing
    n 1: the act of putting something in working order again [syn:
         repair, fix, fixing, fixture, mend, mending,
         reparation]
    2: restraint that attaches to something or holds something in
       place [syn: fastener, fastening, holdfast, fixing]
    3: the sterilization of an animal; "they took him to the vet for
       neutering" [syn: neutering, fixing, altering]
    4: (histology) the preservation and hardening of a tissue sample
       to retain as nearly as possible the same relations they had
       in the living body [syn: fixation, fixing]