2if light glints off a surface, it shines back off it:
Sunlight glinted off the windows of a tall apartment building.
3if your eyes glint, they shine and show an unfriendly feeling
WORD CHOICE: WORD CHOICE: gleam, glint, glisten, glitter, glowAll these words mean 'to shine' but are used in slightly different ways.gleam is used especially of smooth clean surfaces that shine• She polished the car until it gleamed. • gleaming white teethglintmeans to shine brightly with a small flash of light. It is used especially of shiny metals• Her jewellery glinted in the sun.glisten is used of wet or oily surfaces that shine• The wet streets glistened.glittermeans to shine brightly with many small flashes of light• the glittering frostglow means to shine with a warm soft steady light. It is often used of things that give off heat• The coal in the fireplace was still glowing. ➔ See alsogleam
Definition from the Longman Dictionary of Contemporary English Advanced Learner's Dictionary.