The die is cast, meaning: the die has been tossed and its outcome cannot be altered. The die is cast, meaning: the metal has been molded, and its shape cannot be altered. The dye is cast, meaning: the tint has been poured, and the water cannot be clear again.
How do you spell the die is cast?
The decision or course of action has been determined and cannot be changed. For example, Now that Ive announced my resignation, the die is cast.
What did George the Third mean when he said the die is cast?
A process is past the point of no return. (The die is one of a pair of dice. The cast means thrown. This phrase [in Latin] was said by Julius Caesar when he crossed the Rubicon with his legions, starting a civil war.)