Fair Ball Definition

A batted ball that is touched in fair territory, that lands in the outfield, that comes to rest in the infield, or that is ruled a home run.

A batted ball that first strikes the ground or leaves the playing field beyond first or third base within the foul lines or that is within the foul lines as it bounces past first or third base or that comes to rest or is touched by a fielder in front of first or third base within the foul lines.