Definitions
1.nounAn unsteady flash of light."the flicker of a poorly tuned television set"
2.nounA short moment.
3.verbTo burn or shine unsteadily, or with a wavering light.
4.verbTo keep going on and off; to appear and disappear for short moments; to flutter.
5.verbTo flutter; to flap the wings without flying.
6.nounAny of certain small woodpeckers, especially of the genus Colaptes.
7.nounOne who flicks.