To burn brightly and intensely. The campfire blazed throughout the night, keeping us warm.
To shine brightly or powerfully. The sun blazed down on the desert, making it difficult to find shade.
To move rapidly and with great intensity. The runner blazed past his competitors to win the race.
To mark or open up a path or route, especially by leaving visible marks; figuratively, to lead or pioneer a new course of action. The researchers blazed a trail in genetic engineering that others soon followed.