From Longman Dictionary of Contemporary Englishhorror movieˈhorror ˌmovie especially American English, horror film British English noun [countable] AMFFRIGHTENEDa film in which strange and frightening things happen
Examples from the Corpus
horror movie• The second slide showed a mouse that had ballooned into something out of a horror movie.• It sounds like something out of a horror movie.• Taken at face value the words found sinister and can convey a false impression like some sort of second-rate horror movie.• So I sat them down and made them watch the horror movie Cujo. 