The Collaborative International Dictionary
pigeon woodpecker
Flicker \Flick"er\, n.
The act of wavering or of fluttering; fluctuation; sudden and brief increase of brightness; as, the last flicker of the dying flame.
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(Zo["o]l.) The golden-winged woodpecker ( Colaptes aurutus); -- so called from its spring note. Called also yellow-hammer, high-holder, pigeon woodpecker, and yucca.
The cackle of the flicker among the oaks.
--Thoureau.