The Collaborative International Dictionary of English v.0.48:

Shock \Shock\, v. t. [imp. & p. p. Shocked; p. pr. & vb. n.
   Shocking.] [OE. schokken; cf. D. schokken, F. choquer, Sp.
   chocar. [root]161. Cf. Chuck to strike, Jog, Shake,
   Shock a striking, Shog, n. & v.]
   1. To give a shock to; to cause to shake or waver; hence, to
      strike against suddenly; to encounter with violence.
      [1913 Webster]

            Come the three corners of the world in arms,
            And we shall shock them.              --Shak.
      [1913 Webster]

            I shall never forget the force with which he shocked
            De Vipont.                            --Sir W.
                                                  Scott.
      [1913 Webster]

   2. To strike with surprise, terror, horror, or disgust; to
      cause to recoil; as, his violence shocked his associates.
      [1913 Webster]

            Advise him not to shock a father's will. --Dryden.
      [1913 Webster]

   3. (Physiol.) To subject to the action of an electrical
      discharge so as to cause a more or less violent depression
      or commotion of the nervous system.
      [Webster 1913 Suppl.]

WordNet (r) 3.0 (2006):

shocked
    adj 1: struck with fear, dread, or consternation [syn:
           aghast(p), appalled, dismayed, shocked]

Moby Thesaurus II by Grady Ward, 1.0:

21 Moby Thesaurus words for "shocked":
   agape, appalled, bowled down, confounded, dismayed, dumbfounded,
   electrified, horrified, jarred, jolted, offended, outraged,
   overwhelmed, shaken, shaken up, shook, shook up, staggered,
   startled, taken aback, thunderstruck