IPA: /ˈmɪsˌjuːzər/
KK: /ˈmɪsˌjuːzər/
A person who uses something in a wrong or improper way, often violating rules or laws.
The misuser of the equipment was banned from the school sports facilities.
Misuser → It is formed from "mis-" (meaning wrongly or badly) and "user" (from Old French *user*, meaning to use). The word "misuser" refers to someone who uses something in a wrong or improper way.
Think of 'mis-' meaning wrongly and 'user' as someone who uses. This helps you remember that a misuser is someone who uses something incorrectly.