of a lifetime

of a lifetime

1. That is the best one can expect to ever encounter.

   Synonym: once-in-a-lifetime

   the opportunity of a lifetime

   • 2026 January 1, Edward Helmore, quoting Zohran Mamdani, “Zohran Mamdani sworn in as mayor of New York City”, in The Guardian‎^[1], →ISSN, archived from the original on 1 January 2026:

     “This is truly the honor and the privilege of a lifetime,” [Zohran] Mamdani said.

• “of a lifetime”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.
• “of a lifetime”, in Merriam-Webster Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present.
• “of a lifetime” in Longman Dictionary of Contemporary English, Longman.
• “of a lifetime”, in Collins English Dictionary.