1. 
   on-the-spot(a)
   [adj] - at the scene of action
   Found op http://www.webdictionary.co.uk/definition.php?query=on-the-spot(a)
   
   
2. 
   on-the-spot(a)
   on-the-scene(a) adjective at the scene of action; `an on-the-spot reporter`; `on-the-spot inspections`; `an on-the scene newscast`
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=on-the-spot(a)
   
   

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