v. & n.
v.intr. 1 (of light) shine unsteadily or fitfully. 2 (of a flame) burn unsteadily, alternately flaring and dying down. 3 a (of a flag, a reptile's tongue, an eyelid, etc.) move or wave to and fro; quiver; vibrate. b (of the wind) blow lightly and unsteadily. 4 (of hope etc.) increase and decrease unsteadily and intermittently.
n. a flickering movement or light. flicker out die away after a final flicker.
[ OE flicorian, flycerian ]