1. 
   countersignature
   [n] - a second confirming signature endorsing a document already signed
   Found op http://www.webdictionary.co.uk/definition.php?query=countersignature
   
   
2. 
   countersignature
   countersign noun a second confirming signature endorsing a document already signed
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=countersignature
   
   
3. 
   countersignature
   1) Countersign 2) Signature
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/countersignature/1
   
   

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