Source : Webster's Revised Unabridged Dictionary (1913)

Redpoll \Red"poll`\ (-p?l`), n. (Zo["o]l.)
   (a) Any one of several species of small northern finches of
       the genus {Acanthis} (formerly {[AE]giothus}), native of
       Europe and America. The adults have the crown red or
       rosy. The male of the most common species ({A. linarius})
       has also the breast and rump rosy. Called also {redpoll
       linnet}. See Illust. under {Linnet}.
   (b) The common European linnet.
   (c) The American redpoll warbler ({Dendroica palmarum}).