put one's money where one's mouth is


Back up one's opinion with action, as in He goes on and on about helping the homeless; I wish he'd put his money where his mouth is. This idiom, alluding to contributing cash to support one's stated views, has been broadened to include any kind of action. [First half of 1900s]

Words Nearby put one's money where one's mouth is

The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.