Ace:  A team’s best starting pitcher.
Alley:  The spaces in the outfield between the right fielder and center f . . .
Around The Horn:  A double play that goes from third base to second base to first b . . .
Assist:  Help from a fielder in putting an offensive player out. A fielder . . .
At Bat:  The offensive team’s turn to bat the ball and score. Each player . . .
At Em Ball:  A ball hit right at a defensive player.
Backdoor Slider:  A pitch that appears to be out of the strike zone, but then break . . .
Backstop:  Fence or wall behind home plate.
Bag:  A base.
Balk:  An illegal movement by a pitcher. Balks are called for various re . . .
Ball:  A pitch which does not enter the strike zone and is not struck at . . .
Baltimore Chop:  A manner of hitting by chopping the ball into the ground immediat . . .
Bandbox:  A baseball field whose dimensions are small and thus favor the hi . . .
Bang-Bang Play:  A play in which the baserunner hits the bag a split-second before . . .
Base:  The four points of the baseball diamond (first through third base . . .
Base Coach:  A coach who stands by first or third base. The base coaches instr . . .
Base Hit:  A play in which the batter hits the ball in fair territory and re . . .
Base Line:  The white chalk lines that extend from home plate through first a . . .
Base On Balls:  Also commonly referred to as a ‘walk’. When a batter receives fou . . .
Baseball:  The baseball’s core is made of rubber and cork. Yarn is wound aro . . .