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Definition of misuser

misuser

/ˌmɪsˈjuːzər/
mis · us · er

Plural:misusers
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misuser Lexical Profile

misuser Game Scores & Validity

• noun

1

A person who uses something improperly, wrongly, or for an unintended or harmful purpose.

Example

"The software includes security protocols designed to block any potential misuser from accessing private client records."


2

In law, the unlawful or improper use of a right, privilege, liberty, or property, especially to an extent that may cause its forfeiture.

Example

"The court ruled that the corporation's charter was subject to revocation due to persistent misuser of its public franchise."

Synonyms
View all synonyms for misuser

Word Nuance & Usage

In legal contexts, 'misuser' is an uncountable action noun meaning the unlawful use of a right or property (from Anglo-French 'mesuser'), rather than an agent noun referring to a person.

• Rhymes for misuser

Word Origin & Etymology

In its common agent sense, formed in English from 'misuse' + '-er'. In its legal sense meaning 'unlawful use', borrowed from Anglo-French 'mesuser', a substantivized infinitive where '-er' represents the French infinitive ending rather than the English agentive suffix.

Cite this Entry


Wordmom. (2026). Definition of Misuser. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/misuser
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