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snow goose

noun
  1. a white North American wild goose, previously classified as the species Chen hyperborea but now considered the light color phase of the blue goose, C. caerulescens.

Origin of snow goose

An Americanism dating back to 1765–75
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for snow goose

snow goose

noun
  1. a North American goose, Anser hyperboreus (or Chen hyperborea or A. caerulescens), having a white plumage with black wing tips
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012