noun

The word "walker" can have a few different meanings depending on the context.
A person who walks, especially for exercise or as a form of transportation.An assistive device that provides support for a person who has difficulty walking on their own, typically used by the elderly or individuals with disabilities.A person whose job involves walking, such as a mail carrier, park ranger, or tour guide.

Example

1. My grandfather uses a walker to help him get around the house.
2. The park ranger was a knowledgeable walker who could easily navigate the trails.
3. As a regular walker, I enjoy getting outside and exploring my neighborhood on foot.