The Open Dictionary

holy grail

noun

UK/ˌhəʊ.li ˈɡreɪl/
US/ˌhoʊ.li ˈɡreɪl/

Definitions of holy grail noun

  1. CountableUsually singular

    something that is extremely desired and pursued, but very difficult to find or obtain.

    • For many researchers, developing a safe and effective treatment for Alzheimer's is a holy grail.

    • Building a strong and loyal customer base is the holy grail for many businesses.

    • Finding a job that offers both high pay and job satisfaction is a holy grail for many job seekers.

Phrases of holy grail noun

  • the Holy Grail

    A cup that is believed to have been used by Jesus Christ at the Last Supper.

    • Many legends and stories revolve around the quest for the Holy Grail.