(1). To explain a proposal in its entirety.
(2). A command by a manager or senior team member (i.e. “walk me through”) for a junior employee to explain a proposal in as short and simple a manner as possible, while still implying that they are interested in the proposal’s details (when in fact they are already thinking about what they are going to have for lunch).
“Okay, Bill. Why don’t you walk me through your plan for a new office filing system. I’m just going to type some notes here and there…maybe check my fantasy teams…what’s that? Oh, nothing, just talking to myself.”