ring ouzeln. A migratory Eurasian songbird (Turdus torquatus), the male of which is black with a white crescent across the breast. Also called ouzel.American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.ring ouzel n (Animals) a European thrush, Turdus torquatus, common in rocky areas. The male has a blackish plumage with a white band around the neck and the female is brown Collins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014