Dictionary
ball' game"
1. any game played with a ball, esp. baseball or softball.
2. Informal.a situation and all its attendant circumstances:
Having a new administration in power changes the entire ball game at city hall. Cf.
new ball game.
3. Archaeol.a ceremonial game of both ritual and sporting significance, played by teams on a ball court in Mesoamerican cultures from the Preclassic period to the Spanish conquest.
Also,ball'game".Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.