1. 
   self-propelled
   [adj] - moved forward by its own force or momentum
   Found op http://www.webdictionary.co.uk/definition.php?query=self-propelled
   
   
2. 
   self-propelled
   self-propelling adjective moved forward by its own force or momentum; `a self-propelled egotist`; `the arms program is now self-propelled`
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=self-propelled
   
   
3. 
   Self-propelled
   Self-propelled often refers to some form of self-propelled travel. It can refer to ...
   Found op http://en.wikipedia.org/wiki/Self-propelled
   
   

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