the something to end all sths
the/a (something) to end all (somethings)
That which outclasses or is more impressive than anything else of its kind could ever hope to be. Many people still believe that, from a technical filmmaking perspective, "Citizen Kane" is the film to end all films. I remember when we all thought this impressive machine was the computer to end all computers. Now it seems positively archaic compared to the devices we all use today.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
the something to end all sthsused to emphasize how large, important, exciting, etc. you think something is: The movie has a car chase to end all car chases. ♢ Many people said that World War I would be the war to end all wars.
Farlex Partner Idioms Dictionary © Farlex 2017