The Collaborative International Dictionary of English v.0.48:

Emblazon \Em*bla"zon\, v. t. [imp. & p. p. Emblazoned; p. pr.
   & vb. n. Emblazoning.] [Pref. em- + blazon. Cf. Emblaze.]
   1. To depict or represent; -- said of heraldic bearings. See
      Blazon.
      [1913 Webster]

   2. To deck in glaring colors; to set off conspicuously; to
      display pompously; to decorate.
      [1913 Webster]

            The walls were . . . emblazoned with legends in
            commemoration of the illustrious pair. --Prescott.
      [1913 Webster]

WordNet (r) 3.0 (2006):

emblazon
    v 1: decorate with colors; "color the walls with paint in warm
         tones" [syn: color, colour, emblazon]
    2: decorate with heraldic arms [syn: emblazon, blazon]

Moby Thesaurus II by Grady Ward, 1.0:

148 Moby Thesaurus words for "emblazon":
   adorn, adulate, advertise, air, apotheosize, apply paint, array,
   beautify, bedaub, bedeck, bedizen, begild, belaud, bepraise,
   besmear, blazon, blazon forth, bless, blow up, boast of,
   brag about, brandish, brush on paint, calcimine, celebrate, coat,
   color, complexion, cover, cry up, dab, dandify, dangle, daub, deck,
   deck out, decorate, deep-dye, deify, demonstrate, dip, display,
   distemper, dizen, doll up, double-dye, dress, dress up, dye,
   embellish, embroider, enamel, engild, enrich, eulogize, exalt,
   exhibit, extol, face, fast-dye, fig out, fix up, flash, flatter,
   flaunt, flourish, fresco, furbish, garnish, gild, glaze, glorify,
   gloss, grace, grain, gussy up, hero-worship, hold up, hue, idolize,
   illuminate, imbue, ingrain, japan, lacquer, laud, lay on color,
   lionize, magnify, make much of, manifest, ornament, overpraise,
   paint, panegyrize, parade, parget, pay tribute, pigment,
   porter aux nues, praise, prank, prank up, preen, prettify, prime,
   primp, primp up, prink, prink up, puff, puff up, put forth,
   put forward, redecorate, redo, refurbish, salute, set off, set out,
   shade, shadow, shellac, slop on paint, smarten, smarten up, smear,
   sport, spruce up, stain, stipple, tinct, tincture, tinge, tint,
   titivate, tone, trick out, trick up, trim, trumpet, trumpet forth,
   undercoat, varnish, vaunt, wash, wave, whitewash