Of or relating to the Percoidea, a large suborder of spiny-finned fishes that includes the perches, sunfishes, groupers, and grunts.(adjective)
A fish belonging to the suborder Percoidea.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "percoid" in a sentence
"The nearest respectable sport for the fly or minnow man is with black bass, in the smaller lakes and connecting rivers within two or three hours 'railway journey; and there are six or eight other percoid forms such as striped, calico, and rock bass, and several of the sunfishes, all of which take a fly."
"This is a percoid, _Serranus nigritus_ of Holbrook, and one of the very best table-fishes of these waters."