Central American getting a wave from the crowd (7)

I believe the answer is:

mexican

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'central american' is the definition.
(Mexican is an example)

I don't understand the remainder of the clue.

(Other definitions for mexican that I've seen before include "From Chihuahua, perhaps" , "Latin" , "A central American" , "From Guadalajara or Acapulco?" .)

I've seen this clue in the Evening Standard.

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