phrase
also: Biblical & Christian
The Holy Grail
The ultimate, perhaps unattainable, object of pursuit.
Origin
Originally the cup used by Jesus at the Last Supper, said to have been carried to Britain. In Arthurian romance, the knights quest for it; only the pure (Galahad, Percival) succeed.
Modern usage
Used in business, science, and sports for the ultimate prize. 'The holy grail of battery technology,' 'the holy grail of sleep.'
In the wild
A cure for the common cold remains the holy grail.โ common usage
Tags
quest
ultimate