spin given to a tennis ball, cue ball, etc. in which the top of the ball rotates forward in the direction of flight
Forward rotation imparted to a ball by a stroke, as in tennis.
(countable and uncountable, plural topspins)
(third-person singular simple present topspins, present participle topspinning, simple past and past participle topspun)
- To spin (a ball) with this motion.