Craps is a dice game where players bet on the outcome of the dice roll. The game is played with two dice, and the objective is to predict the results of the dice roll accurately. The player rolling the dice is called the shooter. In craps, players can place various types of bets on different outcomes, such as the total sum of the dice, specific numbers, or combinations. The game involves different rounds, including the come-out roll and subsequent rolls. The rules and bet types in craps can vary, so it's important to familiarize yourself with the specific rules of the online craps game you are playing.