The Collaborative International Dictionary of English v.0.48:

Equip \E*quip"\, v. t. [imp. & p. p. Equipped; p. pr. & vb. n.
   Equipping.] [F. ['e]quiper to supply, fit out, orig. said
   of a ship, OF. esquiper to embark; of German origin; cf. OHG.
   scif, G. schiff, Icel. skip, AS. scip. See Ship.]
   1. To furnish for service, or against a need or exigency; to
      fit out; to supply with whatever is necessary to efficient
      action in any way; to provide with arms or an armament,
      stores, munitions, rigging, etc.; -- said esp. of ships
      and of troops. --Dryden.
      [1913 Webster]

            Gave orders for equipping a considerable fleet.
                                                  --Ludlow.
      [1913 Webster]

   2. To dress up; to array; accouter.
      [1913 Webster]

            The country are led astray in following the town,
            and equipped in a ridiculous habit, when they fancy
            themselves in the height of the mode. --Addison.
      [1913 Webster]

WordNet (r) 3.0 (2006):

equipped
    adj 1: provided or fitted out with what is necessary or useful
           or appropriate; "a well equipped playground"; "a ship
           equipped with every mechanical aid to navigation" [syn:
           equipped, equipt] [ant: unequipped]
    2: provided with whatever is necessary for a purpose (as
       furniture or equipment or authority); "a furnished
       apartment"; "a completely furnished toolbox" [syn:
       furnished, equipped] [ant: unfurnished]
    3: prepared with proper equipment; "equipped for service in the
       Arctic" [syn: equipped, fitted out(p)]
    4: carrying weapons [syn: equipped, weaponed]

Moby Thesaurus II by Grady Ward, 1.0:

48 Moby Thesaurus words for "equipped":
   accoutered, all ready, all set, armed, armed and ready,
   booted and spurred, briefed, catered, coached, cocked, endowed,
   familiarized, fitted, fitted out, furnished, good and ready,
   groomed, heeled, in arms, in battle array, in readiness,
   in the saddle, informed, invested, loaded, loaded for bear, mature,
   mobilized, on the mark, outfitted, planned, prearranged, prepared,
   prepared and ready, prepped, primed, provided, psyched up,
   purveyed, ready, ready for anything, rigged, ripe, set, supplied,
   up in arms, vigilant, well-prepared