Crossword Genius

__ football (5)

Ross

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6

(Other definitions for arena that I've seen before include "where there's competition" , "Area of endeavour" , "Space for public events" , "Playing field or boxing ring" , "Action space in centre of amphitheatre" .)

I've seen this clue in the LA Times, the New York Times, The Chronicle of Higher Education, the USA Today and the Evening Standard.
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