All over but the shouting

Meaning

Used to indicate that a competition or event has essentially been decided and the outcome is certain. Any remaining activity is just a formality.

Resigned, final

Used in a sentence

• The score is fifty to ten, so it is all over but the shouting.
• We have already secured the contract, so the meeting is all over but the shouting.
• Once they announced the winner, the race was all over but the shouting.