Sure! Let’s break down the term "roulette ball."
Roulette Ball (noun): The small ball used in the game of roulette, which is a popular casino game. The ball is spun in one direction around a spinning wheel, and players bet on where they think the ball will land.
The roulette ball is a small but important part of the game of roulette. It adds excitement as players wait to see where it will land on the wheel.