definition glimmer
glimÂ·mer. (glÄ­mâ²Ér) n. 1. A dim or intermittent flicker or flash of light. 2. A faint manifestation or indication; a trace: a glimmer of understanding. intr.v. glimÂ·mered, glimÂ·merÂ·ing, glimÂ·mers.