The Collaborative International Dictionary of English v.0.48:

Hurt \Hurt\, v. t. [imp. & p. p. Hurt; p. pr. & vb. n.
   Hurting.] [OE. hurten, hirten, horten, herten; prob. fr.
   OF. hurter, heurter, to knock, thrust, strike, F. heurter;
   cf. W. hyrddu to push, drive, assault, hwrdd a stroke, blow,
   push; also, a ram, the orig. sense of the verb thus perhaps
   being, to butt as a ram; cf. D. horten to push, strike, MHG.
   hurten, both prob. fr. Old French.]
   1. To cause physical pain to; to do bodily harm to; to wound
      or bruise painfully.
      [1913 Webster]

            The hurt lion groans within his den.  --Dryden.
      [1913 Webster]

   2. To impar the value, usefulness, beauty, or pleasure of; to
      damage; to injure; to harm.
      [1913 Webster]

            Virtue may be assailed, but never hurt. --Milton.
      [1913 Webster]

   3. To wound the feelings of; to cause mental pain to; to
      offend in honor or self-respect; to annoy; to grieve. "I
      am angry and hurt." --Thackeray.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

hurting \hurting\ n.
   a feeling of pain.

   Syn: pain.
        [WordNet 1.5]

The Collaborative International Dictionary of English v.0.48:

hurting \hurting\ adj.
   1. aching when touched.

   Syn: sensitive, sore, tender.
        [WordNet 1.5]

   2. In distress; experiencing difficulty; as, with the dollar
      exchange rate so high, companies dependent on exports are
      really hurting. [Colloq.]
      [PJC]

WordNet (r) 3.0 (2006):

hurting
    n 1: a symptom of some physical hurt or disorder; "the patient
         developed severe pain and distension" [syn: pain,
         hurting]

Moby Thesaurus II by Grady Ward, 1.0:

97 Moby Thesaurus words for "hurting":
   Schmerz, aches and pains, aching, acute, afflicted, afflictive,
   agonized, agonizing, algetic, atrocious, bankruptcy, biting,
   breakage, breakdown, collapse, convulsed, crack-up, cramping,
   crippling, crucified, cruel, damage, destruction, detriment,
   dilapidation, disablement, discomfort, disrepair, distress,
   distressed, distressing, dolor, encroachment, excruciating,
   gnawing, grave, griping, hard, harm, harrowed, harrowing, harsh,
   hobbling, hurt, hurtful, impairment, in distress, in pain,
   incapacitation, infringement, injury, inroad, lacerated, loss,
   maiming, malaise, martyred, martyrized, mayhem, mischief, misery,
   mutilation, on the rack, pain, pained, painful, paroxysmal,
   piercing, poignant, pungent, racked, racking, ruination,
   ruinousness, sabotage, scathe, severe, sharp, shooting, sickening,
   sore, spasmatic, spasmic, spasmodic, spoiling, stabbing, stinging,
   suffering, tormented, tormenting, tortured, torturous, twisted,
   under the harrow, weakening, wounded, wrung