The American Heritage® Dictionary of the English Language, 4th Edition
n. Any of several Old World finches of the genus Serinus having yellowish plumage, especially a European species (S. serinus) closely related to the canary.
n. Any of various small finches in the genus Serinus, with largely yellow plumage.
the GNU version of the Collaborative International Dictionary of English
n. A European finch (Serinus hortulanus) closely related to the canary.
The Century Dictionary and Cyclopedia
n. A small fringilline bird of central and southern Europe, the finch Fringilla serinus or Scrinus hortulanus, closely related to the canary.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. any of various brown and yellow finches of parts of Europe
Word Usage
"Adult male Ethiopian black-headed siskin, Serinus nigriceps, also known as the Ethiopian siskin or (African/Abyssinian) black-headed siskin, or the black-headed serin, photographed at Bale Mountains, Ethiopia (Africa)."