The phrase "ultimate and final" is correct and usable in written English.
It is typically used to emphasize that something is the absolute end or conclusion. Example: "After many months of negotiations, the two sides have reached their ultimate and final agreement on the terms of the contract." This sentence illustrates that there will be no further negotiations or changes to the contract, as the agreement reached is considered the ultimate and final version.
What's great about Mark Kirk and the Republican Party's ultimate and final merger with multi-national corporations, is that they are finally able to do it out in the open.
One of the tenets of the faith is that Jesus was the ultimate and final sacrifice.
Jean-Paul Sartre declared that the ultimate and final freedom that cannot be taken from a person is the ability to say "no".
Dietrich, he argues, identifies himself with a particular school of Neoplatonists which sees the One as the ultimate and final principle of not only hierarchy but of created being itself.
For artists who make work for the web, the ultimate and final of these is the web browser it is the point of delivery and consumption.
This external intellect is also the ultimate agent and final cause of the individual intellect.
Rather, it is supposed to lead to the conclusion that final liberation is the ultimate aim and final liberation means the end of cognition.
We are a division that expects presidents and chancellors to have the ultimate responsibility and final authority for the conduct of the intercollegiate athletics program at the institutional, conference, and national governance levels.
The musical King Kong, sponsored by the Union of South African Artists, is described as the ultimate achievement and final flowering of Sophiatown multi-racial cultural exploits in the 1950s.
These signaling molecules play a critical role not only in activating the particular helper T cell but also in determining the ultimate functional role and final differentiation state of that cell.
On the same day I saw "The Sunshine Boys," I attended a matinee of "What the Butler Saw," Orton's ultimate Dionysian farce (and final play), across the street at the Vaudeville Theater.
