screwball

Definition

A pitch thrown with added pressure by the index finger and a twisting wrist motion resulting in a motion to the right when thrown by a right-handed pitcher.

Etymology

From screw + ball. Compare typologically German Spinner (akin to spin). Also compare weirdo, weird (ultimately derived from Proto-Indo-European *wert-).

Example Sentences

• "The screwball is not thrown much because it tends to damage pitcher's arms."
• "I will not listen to this screwball any longer."