signpost

A post supporting a sign or signs with information or directions.

An indication, sign, or guide.

A post holding a sign.

A post on which a sign hangs, or on which papers are placed to give public notice of anything.

a post bearing a sign that gives information on directions

to install signposts (on a route etc)

To indicate logical progress of a discourse using words or phrases such as now, right, to recap, to sum up, as I was saying, etc.

a post bearing a sign that gives directions or shows the way

mark with a signpost, as of a path