exercise ball

American  

noun

1. a firm, very large, usually inflatable ball used in various exercises, chiefly to strengthen the back, pelvis, and abdominal muscles.

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Etymology

Origin of exercise ball

First recorded in 1905–10

Example Sentences

It was surreal, she said a few days later while sitting on an exercise ball in her office.

From Los Angeles Times • Mar. 29, 2024

It’s the continuation of a trend that sees sports companies using pseudoscience and widely held myths to sell another drink or exercise ball to aspiring athletes.

From Washington Post • Sep. 29, 2022

Balancing using a band and exercise ball doing pushups with a heavy chain around the neck isn’t for everyone.

From Seattle Times • Sep. 3, 2021

“The ball will give her the proper width between her body and the bed,” Mejia-Greene said as she showed the class how to transfer a client from a hospital bed to an exercise ball.

From Washington Times • Apr. 25, 2020

The more you play, the more exercises you’ll unlock so that you’re not stuck doing the same yoga pose every time you encounter an angry green exercise ball.

From The Verge • Oct. 17, 2019