Definition of "punching bag" []

• A stuffed or inflated leather bag that is usually suspended so that it can be punched with the fists for exercise. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "When the British heavyweight boxer Julius Francis was beaten decisively by Mike Tyson in January 2000, the human punching bag told an interviewer: I tried in there, you know what I’m sayin’?"