1. 
   Armlock
   An armlock in grappling is a single or double joint lock that hyperextends, hyperflexes or hyperrotates the elbow joint and/or shoulder joint. An armlock that hyperflexes or hyperrotates the shoulder joint is referred to as a shoulder lock, and an armlock that hyperextends the elbow joint is called...
   Found op http://en.wikipedia.org/wiki/Armlock
   
   
2. 
   Armlock
   a single or double joint lock that hyperextends, hyperflexes or hyperrotates the elbow or shoulder joint.
   Found op http://www.fightmagazine.com/mma-glossary/
   
   
3. 
   armlock
   1) Strong hold
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/armlock/1
   
   

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