1) Slang for a sentimental film 2) Tearjerker 
Films that evoke and stimulate tears are referred to as `weepies`. The film can be of almost any typical or atypical genre for the diversity of people within the audience dictate what is a `tear-jerker` or not. Most often the film is about romance, unrequited love, self-sacrifice, and deep abiding friendships. The limit is not endless by any means ...
Weepie is slang for a sentimental film.