punching bag

American  

noun

1. an inflated or stuffed bag, usually suspended, punched with the fists as an exercise.

2. Informal. a person serving as an object of abuse; scapegoat.

   I told him that I wasn't going to be a punching bag for anyone.

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Etymology

Origin of punching bag

First recorded in 1895–1900

Example Sentences

Behind him, some of the young athletes faced each other in the ring surrounded by cheering gymmates, while others trained on a punching bag.

From Barron's

“The attack is a reminder that Powell will remain a punching bag for the president as long as he is on the Fed board,” said Ethan Harris, a former top economist at Bank of America.

From MarketWatch

Robinhood’s backers say the firm has been unfairly targeted by its critics, becoming a kind of industry punching bag held responsible for individuals’ investment decisions and broader shifts in the market.

From The Wall Street Journal

A punching bag painted by Basquiat features his signature crown motif atop the words “Mary Boone™.”

From The Wall Street Journal

It would be much better than just being life’s punching bag.

From Literature