Source : Webster's Revised Unabridged Dictionary (1913)

Poker dice \Poker dice\
   A game played with five dice in which the count is usually
   made, in order, by pairs, two pairs, three of a kind, full
   houses, four of a kind, and five of a kind (the highest
   throw), similar to poker; also, the dice used in this game,
   esp. when marked with the ace, king, queen, jack, ten, and
   nine instead of the usual digits.