The Collaborative International Dictionary of English v.0.48:

Regalia \Re*ga"li*a\, n.
   A kind of cigar of large size and superior quality; also, the
   size in which such cigars are classed.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Regalia \Re*ga"li*a\ (r?*g?"l?*?), n. pl. [LL., from L.
   regalisregal. See Regal.]
   1. That which belongs to royalty. Specifically:
      (a) The rights and prerogatives of a king.
      (b) Royal estates and revenues.
      (c) Ensings, symbols, or paraphernalia of royalty.
          [1913 Webster]

   2. Hence, decorations or insignia of an office or order, as
      of Freemasons, Odd Fellows,etc.
      [1913 Webster]

   3. Sumptuous food; delicacies. [Obs.] --Cotton.
      [1913 Webster]

   Regalia of a church, the privileges granted to it by kings;
      sometimes, its patrimony. --Brande & C.
      [1913 Webster]

WordNet (r) 3.0 (2006):

regalia
    n 1: paraphernalia indicative of royalty (or other high office)
    2: especially fine or decorative clothing [syn: array,
       raiment, regalia]

Moby Thesaurus II by Grady Ward, 1.0:

92 Moby Thesaurus words for "regalia":
   Sunday best, apparatus, appurtenances, armory, badge,
   badge of office, badges, baton, blazonry, brassard, bravery,
   button, cap and gown, cap of dignity, cap of maintenance, chain,
   chain of office, class ring, cockade, collar, coronet, cross,
   crown, decoration, decorations, diadem, dress, dress uniform,
   eagle, emblems, ensigns, equipage, equipment, ermine,
   evening dress, fasces, figurehead, finery, fleur-de-lis,
   formal dress, frippery, full dress, furnishings, gear, great seal,
   hammer and sickle, heraldry, insignia, lapel pin, livery, mace,
   mantle, markings, medal, mortarboard, old school tie, orb,
   paraphernalia, pin, privy seal, purple, purple pall, ring,
   robe of state, rod, rod of empire, rose, royal crown, scepter,
   school ring, seal, shamrock, sigillography, signet,
   skull and crossbones, sphragistics, staff, swastika, tackle, tails,
   tartan, thistle, tiara, tie, trappings, triple plume, tuxedo,
   uniform, uraeus, verge, wand, war paint



The Devil's Dictionary (1881-1906):

REGALIA, n.  Distinguishing insignia, jewels and costume of such
ancient and honorable orders as Knights of Adam; Visionaries of
Detectable Bosh; the Ancient Order of Modern Troglodytes; the League
of Holy Humbug; the Golden Phalanx of Phalangers; the Genteel Society
of Expurgated Hoodlums; the Mystic Alliances of Georgeous Regalians;
Knights and Ladies of the Yellow Dog; the Oriental Order of Sons of
the West; the Blatherhood of Insufferable Stuff; Warriors of the Long
Bow; Guardians of the Great Horn Spoon; the Band of Brutes; the
Impenitent Order of Wife-Beaters; the Sublime Legion of Flamboyant
Conspicuants; Worshipers at the Electroplated Shrine; Shining
Inaccessibles; Fee-Faw-Fummers of the inimitable Grip; Jannissaries of
the Broad-Blown Peacock; Plumed Increscencies of the Magic Temple; the
Grand Cabal of Able-Bodied Sedentarians; Associated Deities of the
Butter Trade; the Garden of Galoots; the Affectionate Fraternity of
Men Similarly Warted; the Flashing Astonishers; Ladies of Horror;
Cooperative Association for Breaking into the Spotlight; Dukes of Eden;
Disciples Militant of the Hidden Faith; Knights-Champions of the
Domestic Dog; the Holy Gregarians; the Resolute Optimists; the Ancient
Sodality of Inhospitable Hogs; Associated Sovereigns of Mendacity;
Dukes-Guardian of the Mystic Cess-Pool; the Society for Prevention of
Prevalence; Kings of Drink; Polite Federation of Gents-Consequential;
the Mysterious Order of the Undecipherable Scroll; Uniformed Rank of
Lousy Cats; Monarchs of Worth and Hunger; Sons of the South Star;
Prelates of the Tub-and-Sword.