Dictionary

knucklebone

noun knuck·le·bone \ˈnək-əl-ˌbōn\

Definition of KNUCKLEBONE

1
:  a bone (as a metatarsus or metacarpus of a sheep) used in games and formerly in divination
2
plural but sing in constr :  a game played with knucklebones or jacks

First Known Use of KNUCKLEBONE

1577

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