Kalmar "fim noir" tana nufin nau'in fina-finai masu duhu, masu ban sha'awa, galibi suna da alaƙa da ra'ayinsu na rashin tunani, yanayin birni mara kyau, fina-finan inuwa, da masu ɗabi'a ko masu son zuciya. Kalmar ta fito daga Faransanci, inda "fim" ke nufin "fim" da "noir" na nufin "baƙar fata" ko "duhu". Salon ya fito a cikin Amurka a cikin 1940s da 1950s kuma yawanci yana fasalta labarun laifuka tare da masu binciken da aka tafasa, mata masu mutuwa, da miyagu masu haɗari. Fina-finan noir sau da yawa suna bincika jigogi na cin hanci da rashawa, cin amana, da rashin kunya a Amurka bayan yakin duniya na biyu.