
- A minimum marketable feature
- A minimum viable product
- A minimum viable experiment
All of these minimums are different. Teams (I'm including the PO on the team) will select different combinations of ideas, stories, features to define what will work for them right now.
My most recent article on the Gurock blog might help you think about what it would take you to move from Big Idea to some form of minimum. See MVE and MVP: Defining the Difference. Hope you enjoy it.