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on one's say-so

Idioms  

  1. According to one's authority, as in I'm reorganizing the files on the boss's say-so, or You can skip the exam? On whose say-so? The noun say-so, dating from about 1630, originally meant simply “saying something,” that is, an assertion (without authority or proof). By the early 1800s it had acquired its present meaning.

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.

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