The Collaborative International Dictionary of English v.0.48:

Rally \Ral"ly\ (r[a^]l"l[y^]), v. t. [imp. & p. p. Rallied
   (r[a^]l"l[i^]d); p. pr. & vb. n. Rallying.] [OF. ralier, F.
   rallier, fr. L. pref. re- + ad + ligare to bind. See Ra-,
   and 1st Ally.]
   To collect, and reduce to order, as troops dispersed or
   thrown into confusion; to gather again; to reunite.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Rally \Ral"ly\, v. i.
   1. To come into orderly arrangement; to renew order, or
      united effort, as troops scattered or put to flight; to
      assemble; to unite.
      [1913 Webster]

            The Grecians rally, and their powers unite.
                                                  --Dryden.
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            Innumerable parts of matter chanced just then to
            rally together, and to form themselves into this new
            world.                                --Tillotson.
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   2. To collect one's vital powers or forces; to regain health
      or consciousness; to recuperate.
      [1913 Webster]

   3. To recover strength after a decline in prices; -- said of
      the market, stocks, etc.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Rally \Ral"ly\, n.; pl. Rallies (r[a^]l"l[i^]z).
   1. The act or process of rallying (in any of the senses of
      that word).
      [1913 Webster]

   2. A political mass meeting. [Colloq. U. S.]
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Rally \Ral"ly\, v. t. [F. railler. See Rail to scoff.]
   To attack with raillery, either in good humor and pleasantry,
   or with slight contempt or satire.
   [1913 Webster]

         Honeycomb . . . rallies me upon a country life.
                                                  --Addison.
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         Strephon had long confessed his amorous pain,
         Which gay Corinna rallied with disdain.  --Gay.
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   Syn: To banter; ridicule; satirize; deride; mock.
        [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Rally \Ral"ly\ (r[a^]l"l[y^]), v. i.
   To use pleasantry, or satirical merriment.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Rally \Ral"ly\, n.
   Good-humored raillery.
   [1913 Webster]

WordNet (r) 3.0 (2006):

rally
    n 1: a large gathering of people intended to arouse enthusiasm
         [syn: rally, mass meeting]
    2: the feat of mustering strength for a renewed effort; "he
       singled to start a rally in the 9th inning"; "he feared the
       rallying of their troops for a counterattack" [syn: rally,
       rallying]
    3: a marked recovery of strength or spirits during an illness
    4: an automobile race run over public roads
    5: (sports) an unbroken sequence of several successive strokes;
       "after a short rally Connors won the point" [syn: rally,
       exchange]
    v 1: gather; "drum up support" [syn: beat up, drum up,
         rally]
    2: call to arms; of military personnel [syn: call up,
       mobilize, mobilise, rally] [ant: demobilise,
       demobilize, inactivate]
    3: gather or bring together; "muster the courage to do
       something"; "she rallied her intellect"; "Summon all your
       courage" [syn: muster, rally, summon, come up,
       muster up]
    4: return to a former condition; "The jilted lover soon rallied
       and found new friends"; "The stock market rallied" [syn:
       rally, rebound]
    5: harass with persistent criticism or carping; "The children
       teased the new teacher"; "Don't ride me so hard over my
       failure"; "His fellow workers razzed him when he wore a
       jacket and tie" [syn: tease, razz, rag, cod,
       tantalize, tantalise, bait, taunt, twit, rally,
       ride]