Entry 4 senses · 2 variants Webster, 1913 Blazer /blāz'-ẽr/ · Blaz·er · IPA /ˈbleɪzɚ/ n. n. 01 n. One who spreads reports or blazes matters abroad. 1. One who spreads reports or blazes matters abroad. 02 n. Anything that blazes or glows, as with heat or flame. 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.