Swiss Ball 

Otherwise know as a exercise ball, or stability ball. Found in gyms and home gyms alike, meant to aid sit ups/press ups, but much more fun when used as a chair or for generally rolling around on, with.....

"Dave wanna 'workout' on the Swiss Ball?"

Swiss Ball by Jo Ellen August 12, 2005

Swiss balls 

1. Exercise balls
2. A Swiss mans testicles

1. Let’s work together on Swiss balls
2. In Switzerland, a man took his draws off so I saw Swiss balls for the first time ever!

Swiss balls by Kidswillbekids July 9, 2019

Swish Ball 

When someone who has no idea how to play basketball cashes a shot and brags to his buddies about it.

Man i was on fire the other day, I must have swish balled like two shots in a row!

Swish Ball by RawDogInTheBrownEye April 28, 2011