What is MF?

Some articles on mf:

2006 FIFA Club World Cup Squads - Auckland City FC
... Position Player 1 GK Ross Nicholson 2 MF Jason Hayne 3 DF Ben Sigmund 4 MF Paul Seaman 5 DF Jonathan Perry 6 MF Liam Mulrooney 7 DF James Pritchett 8 MF Jonathan Smith 9 FW Paul Urlovic 10 FW Grant ...
Greenock Morton F.C. - Players
... Mirren) DF Thomas O'Ware DF Craig Reid DF Kevin Rutkiewicz DF Scott Taggart MF Fouad Bachirou MF Alan Frizzell No ... Position Player MF Martin Hardie MF Declan McDaid MF David O'Brien MF Stephen Stirling MF Michael Tidser MF Tony Wallace MF Kyle Wilkie FW Archie Campbell FW David Graham FW Lewis Hawke FW Peter ...