flicker flicker /ˈflɪkɝ/

noun

1. The act of moving back and forth  ( flicker , waver , flutter )
   the act of moving back and forth
   
2. North American woodpecker  ( flicker )
   North American woodpecker
    We often hear the distinct call of the flicker in our woods.
   We often hear the distinct call of the flicker in our woods.
   
   
3. A momentary flash of light  ( flicker , glint , spark )
   a momentary flash of light
   

verb

1. () Move back and forth very rapidly  ( flitter , waver , flutter , flicker , quiver )
   move back and forth very rapidly
    The candle flickered
   the candle flickered
   
2. Flash intermittently  ( flicker , flick )
   flash intermittently
    The lights flicked on and off
   The lights flicked on and off
   
3. Shine unsteadily  ( flick , flicker )
   shine unsteadily
    The candle flickered
   The candle flickered