1. 
   IAAF
   The International Amateur Athletics Federation.
   Example: The IAAF is the ruling body for athletics.
   Found op http://www.bbc.co.uk/skillswise/glossary/
   
   
2. 
   IAAF
   International Amateur Athletic Federation. More information can be found at www.iaaf.org.
   Found op http://www.runnersworld.com/article/0,7120,s6-238-267--439-0,00.html
   
   
3. 
   IAAF
   International Amateur Athletic Federation; world-wide organization that governs running
   Found op http://www.howtobefit.com/glossary-of-running.htm
   
   
4. 
   iaaf
   1) Abbreviation for international amateur athletic federation
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/iaaf/1
   
   

Tip: double click on a word to show its meaning.