noun
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a book of specimens, esp of penmanship, for imitation
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a book for or containing documents
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informal to spoil one's reputation by making a mistake, offending against social customs, etc
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(modifier) trite or unoriginal
copybook sentiments
Etymology
Origin of copybook
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.
The only blot on his copybook an off at Turn 11 that allowed Norris to get back in range before that crucial final stop.
From BBC • Jul. 21, 2024
Miyazawa produced a copybook finish in the 81st, running onto a superb through ball and directing her shot wide of Mikalsen.
From Washington Times • Aug. 5, 2023
Among Burke's epigrams are such copybook maxims as "The only thing necessary for the triumph of evil is for good men to do nothing."
From Salon • Jul. 1, 2023
The oil boom smudged its copybook when the Julian Petroleum swindle, with its Ponzi schemes and watered stocks, took down famous Angelenos and small-time investors.
From Los Angeles Times • Feb. 16, 2023
In the midst of the pandemonium Gershom Bulkeley quietly reached for the copybook, studied it carefully, and turned a shrewd, deliberative eye upon Kit.
From "The Witch of Blackbird Pond" by Elizabeth George Speare
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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.