1. Fig. to lead someone through a complex problem or thought process; to guide (someone, such as a novice) through an unfamiliar or complex procedure step-by-step

1. Mary walked Jane through the complex solution to the calculus problem.

2. Do I have to walk you through this solution?

2. to lead or accompany someone through an opening, arch, doorway, etc

1. Kate walked Mary through the arch into a lovely garden.

2. Jane walked Rita through the doorway, into the ballroom.

3. the act of doing something or checking something in order to find possible problems

1. You just walk me through what happened.

2. The gas company offers a free walk-through inspection of your home to identify potential savings.

3. The firm built a model of the laboratory, so that the lab's future users could do a walk-through and make suggestions.

4. Let me walk you through it.