Pronunciation: (kōch'hwip", -wip"), [key]
1. a whip, usually having a long lash, used in driving a coach horse.
2. Also called coach'whip snake". a long, slender snake, Masticophis flagellum, of the southern U.S. and Mexico, having a thin tail resembling a braided whip.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.