(noun) a number puzzle in which the numbers 1 through 9 must be placed into a grid of cells so that each row or column contains only one of each number
Definitions for Game
(adjective) having a desire or inclination (as for a specified course of action)
(noun) a competitive encounter between individuals or groups carried on for amusement , exercise, or in pursuit of a prize
(noun) a method worked out in advance for achieving some objective