jackstones
1. [ noun ] plaything consisting of small 6-pointed metal pieces that are used (along with a ball) to play the game of jacks
Synonyms: jacks
Related terms: plaything
2. [ noun ] (games) a game in which jackstones are thrown and picked up in various groups between bounces of a small rubber ball
Synonyms: knucklebones jacks
Related terms: child's_game