blazer definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
a lightweight, single-breasted sports jacket usually in a solid color and having metal buttons
Origin: ; from blaze plush -er
blazer definition by American Heritage Dictionary
A lightweight, often striped or brightly colored sports jacket having pockets and notched lapels.