nounWord forms: plural ˈcoˌho or ˈcoˌhos
a comparatively small salmon (Oncorhynchus kisutch), native to the N Pacific Ocean and now widely introduced as a game fish into fresh waters of the N U.S.
: also coho salmon
Webster’s New World College Dictionary, Fourth Edition, compiled by the
editors of Webster’s New World Dictionaries. Copyright © 2010 by Houghton
Mifflin Harcourt. Published by Houghton Mifflin Harcourt. All rights reserved.
Word origin of 'coho'earlier co-hue, prob. < Salish (Chilliwack dial.) kwúhw-uth