pound-foolish 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.
not handling large sums of money wisely
pound-foolish definition by American Heritage Dictionary
Unwise in dealing with large sums of money or large matters.
Origin: From the phrase penny-wise, pound-foolish.