definition of
[flicker]

[1] #1 flicker v. [waver, flitter, flutter, quiver] move back and forth very rapidly; "the candle flickered". wn

[2] #2 flicker n. [spark, glint] a momentary flash of light. wn

[3] #3 flicker n. North American woodpecker. wn

[4] #4 flicker v. [flick] shine unsteadily; "The candle flickered". wn

[5] #5 flicker n. [waver, flutter] the act of moving back and forth. wn