1. (noun) knucklebones, fivestones, jacks - a traditional game very similar to knucklebones, usually played with five stones. In the traditional Māori game the main stone, or jack, that is thrown up is called hai, the others kaimahi.
Ka emi mai te mano o te tāngata ki te haka, ki te waiata, ki te piu, ki te tutukai, ki te tī, ki te ponga, ki te punipuni, ki te tākaro, ki te pūkana, ki te mahi tinihanga a te Māori (G 1853:vi). / Masses of people gathered to perform haka, to sing, to skip, to play knucklebones, to play hand games, to play the ponga game, to play finger games, to wrestle, to perform the pūkana, and other amusements of the Māori.
2. (noun) tossing the coin.