Definition from Wiktionary, the free dictionary
- A rotational motion, especially that given to a ball, in which the upper surface spins in the direction of motion.
- (transitive) To spin (a ball) with this motion.
2007 August 27, John Branch, “His Next Line to Cross”, in New York Times:
- He could keep winning through attrition, with a relentless barrage of topspinning ground strokes and a tireless defense of his own side, where would-be winners go to die.