Dictionary.com
definitions
  • synonyms

one in a million

Also, one in a thousand or billion. 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.

Show More
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.

Examples from the Web for one in a million

Contemporary Examples

Historical Examples

  • Yes, one-in-a-million chances had been pulled off by the Time Agents.

    Key Out of Time

    Andre Alice Norton