English Reference

Word

misuse

Phoneticsmis·use

/mɪsˈjus/

Definitions

01wrong use

B2

n. the act of using something in a way that is wrong, illegal, or not intended.

n. the incorrect, improper, or unlawful use of a resource, power, or object.

“The misuse of company funds led to a serious investigation by the police.”

“The report highlighted the widespread misuse of public data, suggesting that current privacy laws were insufficient to protect citizens.”

Usage

Often followed by the preposition 'of'.

Synonyms

abusemisapplicationexploitation

Antonyms

proper use

02to use incorrectly

B2

v. to use something in the wrong way or for the wrong purpose.

v. to apply or utilise something in an incorrect or inappropriate manner.

“If you misuse the equipment, it might break and cause an accident.”

“The researcher was accused of misusing the statistical data to support a conclusion that the evidence did not actually justify.”

Synonyms

misapplywaste

03to mistreat

C1

v. to treat a person or an animal in a cruel or unfair way.

v. to treat someone or something with cruelty or lack of care; to abuse.

“The king was known to misuse his servants, making them work long hours without food.”

“Historical accounts suggest the governor frequently misused his subordinates, subjecting them to harsh conditions and arbitrary punishments.”

Formal

Teaching tip

In modern English, 'mistreat' or 'abuse' is much more common for people; 'misuse' is usually reserved for objects or systems.

Synonyms

mistreatabuseill-treat

Antonyms

Real-World Examples

“Alcohol misuse is one of the top public health challenges in the United States.”
The Conversation · 14 Aug 2026
“The goal is not to catch every possible misuse of AI.”
The Conversation · 10 Jul 2026

Etymology

From mis- + use (noun).

From mis- + use (verb).

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry

Level
B2 · Upper Intermediate
Frequency
Frequent
Updated

Scan code

englishreference.com/q/misuse

English Reference