noun
colored ball
General term for any ball that is colored, such as toys, sports equipment, or decorative items.
子供たちは公園でカラーボールで遊んでいる。
The children are playing with colored balls in the park.
noun
paintball; anti-thief colored ball
Specifically a ball filled with colored dye, used in security devices or paintball games. Often associated with anti-theft systems in banks or shops.
銀行の防犯システムにはカラーボールが使われている。
Colored balls are used in bank security systems.
彼はサバイバルゲームでカラーボールを撃った。
He shot a paintball in the survival game.