upper hand definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
the position of advantage or control
upper hand definition by American Heritage Dictionary
nounThe 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.
A position of control or advantage.
upper hand - Phrases/Idioms
Also, whip hand. A dominating or controlling position, as in Once you let Jeff get the upper hand there'll be no stopping him, or When it comes to checkers, my son-in-law generally has the whip hand. The first term alludes to an ancient game in which each player in turn grasps a stick with one hand, beginning from the bottom, and the last who can put his hand at the top wins. Its figurative use dates from the late 1400s. The variant alludes to the driver who holds the whip in a horse-drawn vehicle; it was being used figuratively by the late 1600s.