Definitions for "Reverse pitch"
Keywords:  thumbhole, thumb, palm, grip, backward
When the angle of the thumb or finger holes go away from the palm.
The fingerhole or thumbhole angled away from the center of the ball.
Angling of the thumbhole backward so the tip of the thumb is extended away from the palm. It is used to help the thumb exit the hole sooner; although very common and generally desirable, too much can cause the ball to fall off the hand early .. i.e., dropping the ball. See "back pitch".