1. 
   guidepost
   [n] - a rule or principle that provides guidance to appropriate behavior
   Found op http://www.webdictionary.co.uk/definition.php?query=guidepost
   
   
2. 
   Guidepost
   Guide'post` noun A post at the fork of a road, with a guideboard on it, to direct travelers.
   Found op http://www.encyclo.co.uk/webster/G/65
   
   
3. 
   guidepost
   guideline noun a rule or principle that provides guidance to appropriate behavior
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=guidepost
   
   
4. 
   Guidepost
   • (n.) A post at the fork of a road, with a guideboard on it, to direct travelers.
   Found op http://thinkexist.com/dictionary/meaning/guidepost/
   
   
5. 
   guidepost
   1) Guideline 2) Regulation 3) Rule 4) Rule of thumb 5) Sign that shows the way
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/guidepost/1
   
   

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