Read the original post at Microsoft UX chit chat
Metro Design Principles
We usually refer to “Metro” as the UI design style Microsoft is using in their platform and the one Microsoft is exposing for developers and designers to create apps for Windows Phone (I’m focusing on Windows Phone in this series). But let’s delve a bit deeper into the term “Metro” and explore what it really means. To begin with, Metro is defined by two things: Metro Design Principles and Metro Design Language.