The phrase "toss of the dice" is commonly used to refer to a decision or outcome that is determined by chance. There are several synonyms that can be used to express this same idea, including "roll of the dice," "spin of the wheel," "throw of the dart," and "flip of the coin." Each of these phrases emphasizes the random nature of the outcome, highlighting the element of uncertainty that is inherent in any situation that relies on chance. Whether you're gambling at a casino or deciding whether to take a risk in business or in life, the outcome is ultimately decided by the toss of the dice.