A crime film of of 30s-50s period, typically with a dark atmosphere, cynical protagonist, mysterious female character, dramatic irony and unhappy ending.
"Maltese falcon" is probably the most well known film-noir.
a genre of movies characterized by low-key lighting, a bleak urban setting, and corrupt, cynical characters.
"Laura" (1944-with Gene Tierney and Dana Andrews)is an example of a film noir film.
A style of movie/game such as that of Max Payne
The definition of a film noir is very argueable and loose. Some state film noir as a time period in which the film was made. others suggest it as a style of film may be characterized by dark imagery, showing the end at the beginning of the film, shadows, corruption, night life, violence, pessimism, detective films, voice over narration by the character, inevitable bad endings, a film strong on thought. film noir may cross many genres such as action, sci-fi, drama, suspense, thriller, action, and even romantic comedy. One of the first films to be defined as a film noir is The Maltese Falcon and one of the defining films is double indemnity
Film noir is still seen influenced in films today.