The term 'American Game' can be summarized as a sport that is popular in the United States, and the most common answer to this crossword clue is 'BASEBALL'. BASEBALL is a bat-and-ball game that is played between two teams of nine players each. It is considered America's pastime and has been played since the late 19th century. The game is played on a diamond-shaped field with a pitcher, catcher, and four infielders. The objective of the game is to score runs by hitting a ball and running around four bases.