guidepost

Definition of Guidepost in English :

a rule or principle that provides guidance to appropriate behavior

2. guidepost, signpost

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

WordNet Lexical Database for English. Princeton University. 2010.

Guidepost

noun

1.

a sign on a post by a road indicating directions

2.

a principle or guideline

noun

1.

a post with a sign and directions for travelers, placed at a roadside or crossroads

2.

anything that serves as a guide, standard, example, etc.; guideline

n.

1. A post with a sign giving directions for travelers, usually placed at a crossroad.

2. Something that serves as a guide or an example; a guideline.