1. 
   OWA
   Outlook Web Access, details ...
   Found op http://www.cryer.co.uk/glossary/o/index.htm
   
   
2. 
   OWA
   Stands for 'Original Web Animation'. OWA is an occasionally used term for the few anime shorts and bonuses released directly to the internet, often for promotional purposes.
   Found op http://www.animetion.co.uk/glossary.htm
   
   
3. 
   OWA
   Outlook Web Access [Microsoft]
   Found op http://www.encyclo.co.uk/visitor-contributions.php
   
   

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