The phrase "side hobby" refers to an activity or interest that a person enjoys doing in their free time, alongside their main job or primary interests. Full definition
Even today, I often think about the early success stories that drove me to build our program from its start as a very intensive side hobby. (entrepreneur.com)
I'm a global events director in the tech industry, so this is a great side hobby to express my creative side. (stylishpatina.com)
I started a little side hobby called «The Darling Detail» my sophomore year of college while working 3... (thedarlingdetail.com)