👉 Pitching is the act of throwing a baseball or other ball with an object, usually to hit it into the air. It involves using the arm and legs to throw the ball at a target, such as a pitcher's mound or a base in a game of baseball. In American sports, pitching can be classified by the type of ball used: hardballs (the most common), curveballs (which are similar to sliders but have more weight on their lower end), changeups (a variation that