Definition of object ball in English:

object ball

noun

Billiards
  • Any ball other than the cue ball.

    • ‘While down on the shot, fine tune your aim by taking a few glances from the cue ball to the object ball and back again.’
    • ‘Shoot straight at the object ball, striking the cue ball one cue tip below center.’
    • ‘Place the cue ball between the object ball and the head rail so that the inside edge of the cue ball is lined up as shown below.’
    • ‘At impact, the forward force is split between the cueball and the object ball.’
    • ‘I simply try to make the object ball while positioning the cue ball for a reasonable second shot.’