The solution is not only functional but also delightful and exceeds user expectation
Users clearly understand how the product improves their lives and readily adopt it into their routines.
There seem to be a fair number of definitions. For most VCs I've worked with, it's that point where you have traction, meaning revenue growth that's consistent (doesn't have to be huge, just steady) after building your proof-of-concept market validation size.
To me, "Product-Market Fit" is the sweet spot where a product perfectly meets the needs and desires of a specific market. It's not just about selling a product, it's about solving a real problem or fulfilling a genuine need in a way that resonates with customers and drives sustainable growth.