Word parts abuse + -er Pronunciation (UK) IPA (key): /əˈbjuː.zə/ (US) IPA (key): /əˈbju.zɚ/ Audio (UK)(file) Noun Singular abuser Plural abusers (countable) An abuser is a person who abuses anything. The man had a habit of kicking dogs; he was an animal abuser.Wikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads