misuse

1 of 2

verb

mis·​use ˌmis-ˈyüz How to pronounce misuse (audio)
misused; misusing; misuses
Synonyms of misusenext

transitive verb

1
: to use incorrectly : misapply
misused his talents
a word that is frequently misused
was charged withmisusing company funds
2
: abuse, mistreat
… their prisoner had the heavy task of receiving their insolence as wit, answering their insults with good-humour, and withholding from them the opportunity which they sought of engaging him in a quarrel, that they might have a pretence for misusing him.Sir Walter Scott
misuser noun
plural misusers

misuse

2 of 2

noun

mis·​use ˌmis-ˈyüs How to pronounce misuse (audio)
: incorrect or improper use : misapplication
the misuse of words
a misuse of power

Synonyms of misuse

Examples of misuse in a Sentence

Verb She's charged with misusing company funds. a word that is frequently misused Noun No refunds will be offered on products damaged by misuse. the warranty for this dryer is null and void if you subject the product to deliberate misuse
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Verb
As the number of successful emergency docket requests continued to accumulate, the liberal minority expressed increasing frustration through its dissents, accusing the majority of misusing the emergency docket. Jack Birle, The Washington Examiner, 1 Jan. 2026 In November, Anthropic disclosed how its Claude Code agent had been misused to automate parts of a cyberattack. Thomas Şerban Von Davier, The Conversation, 29 Dec. 2025
Noun
While other chatbots have faced similar issues, xAI has repeatedly landed in hot water for misuse or apparent flaws in Grok’s design or underlying technology. Samantha Subin,lora Kolodny, CNBC, 2 Jan. 2026 Lawmakers are eyeing bills on environmental challenges ranging from the state’s waste crisis, fixing loopholes in existing laws, further restricting helium balloons, and tightening fines for bottle deposit redemption misuse. Stephen Underwood, Hartford Courant, 2 Jan. 2026 See All Example Sentences for misuse

Word History

Etymology

Verb and Noun

Middle English, partly from mis- + usen to use; partly from Middle French mesuser to abuse, from Old French, from mes- + user to use

First Known Use

Verb

14th century, in the meaning defined at sense 1

Noun

14th century, in the meaning defined above

Time Traveler
The first known use of misuse was in the 14th century

Browse Nearby Words

Cite this Entry

“Misuse.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/misuse. Accessed 3 Jan. 2026.

Kids Definition

misuse

1 of 2 verb
mis·​use mish-ˈüz How to pronounce misuse (audio)
(ˈ)mish-ˈyüz
(ˈ)mis-ˈyüz
1
: to use incorrectly : misapply
2
misusage
-ˈ(y)ü-sij
-zij
noun

misuse

2 of 2 noun
mis·​use mish-ˈüs How to pronounce misuse (audio)
(ˈ)mish-ˈyüs
(ˈ)mis-ˈyüs
: incorrect or improper use

More from Merriam-Webster on misuse

Last Updated: - Updated example sentences
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