'Signpost' definitions:

Definition of 'signpost'

From: WordNet
noun
A post bearing a sign that gives directions or shows the way [syn: signpost, guidepost]
verb
Mark with a signpost, as of a path

Definition of 'Signpost'

From: GCIDE
  • Signpost \Sign"post`\, n. A post on which a sign hangs, or on which papers are placed to give public notice of anything. [1913 Webster] Sik