1. 
   Half-back
   the back wearing No.9 who normally feeds the ball into a scrum and retrieves the ball at the base of scrums, rucks, and mauls. Can also be called the Scrum-half.
   Found op http://www.espnscrum.com/scrum/rugby/page/97263.html
   
   
2. 
   Half-back
   a position employed in a 2
   Found op http://en.wikipedia.org/wiki/Glossary_of_association_football_terms
   
   
3. 
   halfback
   [n] - (football) the running back who plays the offensive halfback position 2. [n] - the position of a back on a football team
   Found op http://www.webdictionary.co.uk/definition.php?query=halfback
   
   
4. 
   halfback
   noun the position of a back on a football team
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=halfback
   
   
5. 
   Halfback
   [American football] A halfback, sometimes referred to as a tailback, is an offensive position in American football, which lines up in the backfield and generally is responsible for carrying the ball on running plays. Historically, from the 1870s through the 1950s, the halfback position was b...
   Found op http://en.wikipedia.org/wiki/Halfback_(American_football)
   
   
6. 
   Halfback
   see Midfielder.
   Found op http://www.firstbasesports.com/soccer_glossary.html
   
   
7. 
   halfback
   a player position on offense. Also known as a running back.
   Found op http://www.instantactionsports.com/sportsbook/arena-football/arena-football
   
   
8. 
   Halfback
   see Midfielder.
   Found op http://www.firstbasesports.com/soccer_glossary.html
   
   
9. 
   Halfback
   [Canadian football] The halfback in Canadian football, and most commonly the Canadian Football League, refers to the defensive back rather than the running back, as in American football. The defensive halfback lines up inside covering the slotback. They are usually slightly larger than the c...
   Found op http://en.wikipedia.org/wiki/Halfback_(Canadian_football)
   
   
10. 
    Halfback
    [gridiron football] The Crimson Wing: Mystery of the Flamingos (Les Ailes pourpres : le mystère des flamants) is a 2008 British-French-American nature documentary from the Walt Disney Motion Pictures Group`s nature film label Disneynature. It was premiered in France on 26 October 2008 and w...
    Found op http://en.wikipedia.org/wiki/Halfback_(gridiron_football)
    
    
11. 
    halfback
    1) Football player 2) Running back
    Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/halfback/1
    
    

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