1. 
   unentertaining
   [adj] - not entertaining
   Found op http://www.webdictionary.co.uk/definition.php?query=unentertaining
   
   
2. 
   unentertaining
   adjective not entertaining; `a quite unentertaining letter`
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=unentertaining
   
   
3. 
   unentertaining
   1) Not entertaining 2) Unamusing
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/unentertaining/1
   
   

Tip: double click on a word to show its meaning.