reviewerPronunciation: /rɪˈvjuːə/Translate reviewer | into French | into German | into Italian Definition of reviewer noun 1a person who writes critical appraisals of books, plays, films, etc. for publication: she’s a reviewer for the Los Angeles Times a film reviewer 2a person who formally assesses something with a view to changing it if necessary:a rent reviewerreviewer in other Oxford dictionaries Definition of reviewer in the US English dictionary