Definitions for "Perfect Game"
For 501, a nine dart game, for Cricket an eight dart game
A complete game by the pitcher in which he or she does not allow a hit, base on balls or anyone to reach base on an error. The pitcher retires every batter he or she faces.
Rolling 12 consecutive strikes in one game for a score of 300.
a team concept -- no runs, no baserunners, no errors
a way of describing all of one's victories.
a very fine thing