Source : Webster's Revised Unabridged Dictionary (1913)

Blazer \Blaz"er\, n.
   1. Anything that blazes or glows, as with heat or flame.

   2. A light jacket, usually of wool or silk and of a bright
      color, for wear at tennis, cricket, or other sport.

   3. The dish used when cooking directly over the flame of a
      chafing-dish lamp, or the coals of a brasier.

Blazer \Blaz"er\, n.
   One who spreads reports or blazes matters abroad. ``Blazers
   of crime.'' --Spenser.

Source : WordNet®

blazer
     n : lightweight single-breasted jacket; often striped in the
         colors of a club or school [syn: {sport jacket}, {sport
         coat}, {sports jacket}, {sports coat}]