Manning of football (3)
I believe the answer is:
eli
'manning of football' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for eli that I've seen before include "Religious character" , "- Wallach, US actor" , "Shiloh priest (Bible)" , "High priest in the Book of Samuel" , "Priest, teacher of Samuel" .)