This should’ve been my first post but I’m glad I waited because I think there already exists a definition that is pretty good from the Skoll Foundation. Here is a bit about them:
The Skoll Foundation’s mission is to advance systemic change to benefit communities around the world by investing in, connecting and celebrating social entrepreneurs.
I’ll be adding them to my list of resources for social entrepreneurs (right over there on the side). In the meantime, you can peep their definition by clicking through to this link: