Soldiers in the Roman Legions used to shave down pig knuckles into the shapes of cubes, and toss them onto their inverted shields as a form of entertainment while in camp. Hence we get the term "to roll the bones". We do know that the game we know today as "craps" came to the United States from Europe.

Craps is played with two dice. Poker chips are used to place bets. The Shooter and the Come Out Roll The player rolling the dice is called the shooter. The "come out" roll is the shooter's first roll. 2 Bets Before the Come Out Roll Pass Line betsThe Pass Line is an even money bet. When you make a "pass line" bet, you are betting the shooter WILL be successful. The results for the "pass line" "come out" rolls are as follows..