Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio.
designating or of a walking race or jogging step in which the heel of one foot touches the ground before the toes of the other leave it
Used by arrangement with John Wiley & Sons, Inc.
The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Characterized by a stride in which the heel of one foot touches ground before the toe of the other foot is lifted, as in walking races.