Definition of batting cage in English:

batting cage

noun

Baseball
  • An area for batting practice that is enclosed by fencing or netting.

    ‘Monica, is there an indoor batting cage around here so that Sarah can go to and practice over the winter?’
    • ‘They found a batting cage, and every weekend they hit hundreds of baseballs.’
    • ‘They had 2 18-hole courses, batting cages and a huge video arcade.’
    • ‘They added outfield bleacher seats, a batting cage, and tarps to cover the field.’
    • ‘She decided to practice her batting, so she grabbed her baseball bag and headed to the batting cage on campus.’