1. 
   airtight
   [adj] - having no weak points 2. [adj] - not allowing air or gas to pass in or out
   Found op http://www.webdictionary.co.uk/definition.php?query=airtight
   
   
2. 
   airtight
   air-tight adjective having no weak points; `an airtight defense`; `an airtight argument`
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=airtight
   
   
3. 
   airtight
   air-tight adjective not allowing air or gas to pass in or out
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=airtight
   
   
4. 
   Airtight
   [G.I. Joe] Airtight is a fictional character from the G.I. Joe: A Real American Hero toyline, comic books and cartoon series. He is the G.I. Joe Team`s hostile environment specialist and debuted in 1985. ==Profile== His real name is Kurt Schnurr and his rank is that of corporal E-4. Airtight...
   Found op http://en.wikipedia.org/wiki/Airtight_(G.I._Joe)
   
   
5. 
   airtight
   1) Air-tight 2) Impenetrable 3) Invulnerable 4) Like good alibis 5) Like some alibis 6) Perfect, as an alibi 7) Solid, alibiwise 8) Unassailable, as an alibi 9) Unbreakable, as an alibi
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/airtight/1
   
   

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