TETHERBALL
tetherball
(noun) a game with two players who use rackets to strike a ball that is tethered to the top of a pole; the object is to wrap the string around the pole
Source: WordNet® 3.1
Etymology
Noun
tetherball (usually uncountable, plural tetherballs)
A two-person sport where players hit a ball on the end of a tether attached to the top of a pole in opposite directions, and the winner is the one who manages to make the tether wrap all the way round the pole.
The ball in the sport of tetherball.
Source: Wiktionary
Teth"er-ball`, n.
Definition: A game played with rackets and a ball suspended by a string
from an upright pole, the object of each side being to wrap the
string around the pole by striking the ball in a direction opposite
to the other.
Source: Webster’s Unabridged Dictionary 1913 Edition