The Collaborative International Dictionary of English v.0.48:

Shindy \Shin"dy\, n.; pl. Shindies. [Etymol. uncertain; cf.
   Shinney, Shinty.]
   1. An uproar or disturbance; a spree; a row; a riot. [Slang]
      --Thackeray.
      [1913 Webster]

   2. Hockey; shinney. --Bartlett.
      [1913 Webster]

   3. A fancy or liking. [Local, U. S.] --Bartlett.
      [1913 Webster]

WordNet (r) 3.0 (2006):

shindy
    n 1: a large and noisy party of people [syn: shindig,
         shindy]

Moby Thesaurus II by Grady Ward, 1.0:

123 Moby Thesaurus words for "shindy":
   Bedlam let loose, Kaffeeklatsch, ado, bal, bal costume, bal masque,
   ball, barn dance, barney, bash, bedlam, blast, blowout, bobbery,
   bother, brawl, broil, brouhaha, charivari, chirm, clamor, clangor,
   clap, clatter, cocktail party, coffee klatch, coil, commotion,
   costume party, country dance, dance, din, dinner, dinner party,
   discord, disturbance, donation party, donnybrook, donnybrook fair,
   drunken brawl, dustup, embroilment, entertainment,
   fancy-dress ball, festivity, flap, foofaraw, fracas, free-for-all,
   furore, fuss, garden party, hassle, hell broke loose,
   helter-skelter, hen party, hop, house party, house-raising,
   housewarming, howl, hubbub, hue and cry, hullabaloo, jangle,
   knock-down-and-drag-out, lawn party, loud noise, mask, masked ball,
   masque, masquerade, masquerade ball, masquerade party, melee,
   mixer, noise, noise and shouting, outcry, pandemonium, party,
   pell-mell, pother, prom, promenade, racket, rampage, rattle,
   record hop, rhubarb, riot, roar, rough-and-tumble, roughhouse, row,
   ruckus, ruction, rumble, rumpus, run-in, scramble, scrap, set-to,
   shindig, shivaree, shower, smoker, square dance, stag, stag dance,
   stag party, stir, surprise party, tea dance, the dansant, thunder,
   thunderclap, tintamarre, to-do, trouble, tumult, turmoil, uproar