This is the 14558th most frequent German word.
letztgültige
"Final" or "ultimate."
The word 'letztgültige' is used here to describe a decision that is conclusive and binding, implying no further changes or alterations will occur.
Das ist die letztgültige Entscheidung.
This is the final decision.
In this sentence, 'letztgültige' indicates that the agreement reached is definitive and serves as the ultimate resolution.
Wir haben eine letztgültige Vereinbarung getroffen.
We have reached a final agreement.
Here, 'letztgültige' characterizes the rule as the ultimate authoritative version, to be followed and not subjected to revision.