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ninety-day wonder

[nahyn-tee-dey] /ˈnaɪn tiˌdeɪ/
noun, Informal.
an officer commissioned in a branch of the armed forces after an unusually short training period, especially after a three-months officers' training course during World War II.
Origin of ninety-day wonder
An Americanism dating back to 1915-20 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Slang definitions & phrases for ninety-day wonder

ninety-day wonder

noun phrase

  1. An Army or Navy officer commissioned after a three-month course at an officer candidate school
  2. Any very youthful officer
  3. A reserve officer put on active status after three months of training
  4. Any person doing a job with minimal training •Usu used sarcastically: They sent us another ninety-day wonder to run the department

[WWI armed forces; based on nine-days' wonder]

The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D.
Copyright (C) 2007 by HarperCollins Publishers.
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