Dictionary
quill•back
Pronunciation: (kwil'bak"), [key]—
n.,
—pl. -backs, (esp. collectively) -back.
a carpsucker,
Carpiodes cyprinus, inhabiting waters in the central and eastern U.S., having one ray of the dorsal fin greatly elongated. Also called
quill'back carp'sucker. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.