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[ruhn-uh v-th uh-mil] /ˈrʌn əv ðəˈmɪl/
merely average; commonplace; mediocre:
just a plain, run-of-the-mill house; a run-of-the-mill performance.
Origin of run-of-the-mill
First recorded in 1925-30
ordinary, routine, everyday. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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British Dictionary definitions for run of the mill


ordinary, average, or undistinguished in quality, character, or nature; not special or excellent
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for run of the mill



"unspectacular," 1909 in a literal sense, in reference to material yielded by a mill, etc., before sorting for quality (cf. common run "usual, ordinary type," from 1712). Figurative use is from 1922.

Online Etymology Dictionary, © 2010 Douglas Harper
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run of the mill in Culture

run of the mill definition

Common, ordinary, average: “His performance in the game was neither exemplary nor disastrous; it was simply run of the mill.”

The New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Slang definitions & phrases for run of the mill



Ordinary; average; garden-variety (1930+)

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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Idioms and Phrases with run of the mill

run of the mill

Ordinary, average, as in There's nothing special about these singers—they're just run of the mill. This expression alludes to fabrics coming directly from a mill without having been sorted or inspected for quality. It has survived such similar phrases as run of the mine and run of the kiln, for the products of mines and kilns. [ Late 1800s ]
The American Heritage® Idioms Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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