1. 
   Smart glass
   Smart glass, EGlass, or switchable glass, also called smart windows or switchable windows in its application to windows or skylights, refers to electrically switchable glass or glazing which changes light transmission properties when voltage is applied. Certain types of smart glass allow users to c...
   Found op http://en.wikipedia.org/wiki/Smart_glass
   
   
2. 
   Smart-Ass
   Smart-ass is slang for a person who smuggly displays their intelligence.
   Found op http://www.probertencyclopaedia.com/browse/ZSB.HTM
   
   
3. 
   Smart-Ass
   Smart-ass is slang for a person who smuggly displays their intelligence.
   Found op http://www.probertencyclopaedia.com/browse/ZSB.HTM
   
   
4. 
   smartass
   1) Like snarky comments
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/smartass/1
   
   

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