1. 
   Briefing
   The pre, during and post flight informative and safety instructions.
   Found op http://www.bized.co.uk/virtual/cb/glossary/glossary1.htm
   
   
2. 
   briefing
   [n] - detailed instructions, as for a military operation
   Found op http://www.webdictionary.co.uk/definition.php?query=briefing
   
   
3. 
   briefing
   noun detailed instructions, as for a military operation
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=briefing
   
   
4. 
   briefing
   briefing The action of giving information or instructions relating to a particular situation; information of this kind.
   Found op http://www.wordinfo.info/words/index/info/view_unit/2420/2
   
   
5. 
   briefing
   
   1. detailed instructions, as for a military operation
   2. give essential information to someone
   
   Found op
   
   
6. 
   briefing
   A description or discussion of rules and guidelines for a class. The briefing might be written and posted, delivered orally by the judge, or both.
   Found op http://budhouston.wordpress.com/a-glossary-of-dog-agility-terms/
   
   
7. 
   briefing
   1) Informing 2) Making known 3) Providing essential information
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/briefing/1
   
   

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