The phrase "shit movie" is a negative term used to describe a film that is considered very bad or of poor quality. It suggests that the movie is not worth watching or enjoyable. Full definition
There's always some Michael Bay or JJ Abrams's piece of shit movie for them to enjoy. (flickfilosopher.com)
Brendan Fraser, a guy with talent only to waste it with such shit movies like «Furry Vengeance» where he's now become one of these derp - de-derp guys like Adam Sandler, Vince Vaughn, and Nicolas Cage who just don't seem to care about the qualities of the films just as long as they're paid. (moviemezzanine.com)
and dismissed due to your obviously shit movie watching habits. (sbnation.com)