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misuser

1 American  
[mis-yoo-zer] / mɪsˈyu zər /

noun

Law.

  1. abuse of a right; unlawful use of an office, franchise, benefit, etc.

misuser 2 American  
[mis-yoo-zer] / mɪsˈyu zər /

noun

  1. a person who misuses.

misuser British  
/ ˌmɪsˈjuːzə /

noun

  1. law an abuse of some right, privilege, office, etc, such as one that may lead to its forfeiture

  2. (often in combination) a person who regularly abuses alcohol, drugs, etc

    heroin misusers
"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

Etymology

Origin of misuser1

1615–25; noun use of Middle French mesuser to misuse

Origin of misuser2

First recorded in 1540–50; mis- 1 + user 1

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.

California, a longtime misuser of solitary confinement, is considering legislation to enact common-sense limits on the practice.

From Washington Post • Aug. 14, 2022

The right of a state to forfeit a corporation’s charter for misuser or non-user of its franchises is an implied term of the grant of incorporation.

From Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 7 "Columbus" to "Condottiere" by Various

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.