Definition of 持ち球 (もちだま)
もだま
                        持ち球
もちだま
mochidama
noun
1.
one's repertoire of pitches(baseball term)(usu. 持ち球)
2.
balls at hand (in pachinko)(usu. 持ち玉)
Other readings:
                持ち玉【もちだま】
                Related Kanji
| 持 | hold, have | 
| 球 | ball, sphere | 
| 玉 | jewel, ball |