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Synonyms

one in a million

Idioms  

  1. Also,. Extraordinary, rare, as in She's the kindest soul—she's one in a million, or This ring is one in a thousand. All these terms are hyperbolic.

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

A Chicago aquarium overcame one in a million odds to raise a warty frogfish.

From MarketWatch • Mar. 13, 2026

“Even if one in a million objects is from an extraterrestrial origin, it could inform us that we are not alone and be the biggest scientific discovery in human history,” Loeb said.

From Salon • Jan. 25, 2025

Cahir, while one of just hundreds of people here with the condition, was described by Paul as "one in a million".

From BBC • Oct. 31, 2024

Ms Macharia's mother said she had a "special bond" with her daughter who was "one in a million".

From BBC • Apr. 5, 2024

Even if we change the probability to one in a million for such a predictive dream, we’ll still get huge numbers of them by chance alone in a country the size of the United States.

From "Innumeracy: Mathematical Illiteracy and Its Consequences" by John Allen Paulos

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.