0 a piece of work, especially a film, that someone gets involved in because they love it or feel it is very good and important, not in order to make money:
These movies are passion projects made by a star who could easily devote his time to making big bucks instead.
He used the wages he earned playing the creepy character to finance his own movie passion project.
The blog is a way for us to learn about new things, to take us out of our comfort zone. It’s 100% a passion project.
For years, I did all this television but I've always been working on writing this musical as my passion project.
