1. plural of tetherball: a game played with a ball attached to a rope or chain that hangs from a tall pole, where players hit the ball to wind the rope around the pole
2. plural of tetherball: the balls used in the game of tetherball

Examples

• The school playground had two tetherballs for students to play with during recess.
• We spent the afternoon playing tetherballs behind the gym.
• The camp counselor organized a tournament using both tetherballs.
• These old tetherballs need to be replaced before the new school year.
• The children took turns hitting the tetherballs around the poles.
• Both tetherballs were spinning wildly in the strong wind.