a semiarid region E of the Rocky Mountains, in the U.S. and Canada.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
a vast region of North America east of the Rocky Mountains, extending from the lowlands of the Mackenzie River (Canada), south to the Big Bend of the Rio Grande
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
Now characterized by huge ranches and farms, the Great Plains were long inhabited by Native Americans.
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.