American nonsense is fair game (6)

I believe the answer is:

hoopla

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'fair game' is the definition.
(game played at a fair)

I don't understand the rest of the clue.

(Other definitions for hoopla that I've seen before include "Ring-throwing game" , "game in which all-round achievement is rewarded" , "Fairground game; great excitement" , "fair prize at this" , "Throwing game where prizes aimed for" .)

I've seen this clue in The Times.

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