Definition of palm ball in English:

palm ball

(also palmball)

noun

Baseball
  • An off-speed pitch in which the ball is released from the palm and thumb rather than the fingers.

    • ‘He needs to prove he isn't a one-year wonder and is capable of getting outs against hitters now familiar with his palm ball.’
    • ‘Saunders throws a version of the palm ball, with the ball resting in the back of his hand instead of being supported by fingers.’
    • ‘In college and the minor leagues, Etherton's out pitch was a palm ball, which resembles a slow forkball because of the way it dives as it approaches the plate.’
    • ‘He had a palm ball that batters couldn't hit, as well as good control.’
    • ‘Blair has emerged as a reliable long man because of a newly developed palm ball.’