Long"spur` (?), n. [So called from the length of the hind claw.] Zool.
Any one of several species of fringilline birds of the genus Calcarius (or Plectrophanes), and allied genera. The Lapland longspur (C. Lapponicus), the chestnut-colored longspur (C. ornatus), and other species, inhabit the United States.
© Webster 1913.