punching bag
punch bag
punching ball
punchball

In fact, she'd seen punching bags that actually looked better than she did right now.

A century ago, a person with a talent for punching bags could make a living at it.

"I was just going to use the weights and punching bags."

"My favorite punching bag," one of them said to Evan.

However, he later becomes the main "comic punching bag" for the other characters.

One particular level in Mission 3 allows the player to use punching bags to attack enemies with.

The man leaned backward slowly, like a child's punching bag with a hole in it.

Boxers practice their skills on two basic types of punching bags.

They were punching bags for their husbands, she'd said, sighing.

People taking part trained on punching bags (called a korykos).