1. 
   pace car
   [n] - (auto racing) a high-performance car that leads a parade of competing cars through the pace lap and then pulls off the course
   Found op http://www.webdictionary.co.uk/definition.php?query=pace%20car
   
   
2. 
   pace car
   noun a high-performance car that leads a parade of competing cars through the pace lap and then pulls off the course
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=pace%20car
   
   
3. 
   pacecar
   1) Colin powell drove it at the 2005 indy 500 2) Leader at indy 3) Sight at indy
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/pacecar/1
   
   

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