Big brass (4)

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4,4 8*

tuba

'big brass' is the definition.
(I've seen this in another clue)

This is the entire clue.

(Other definitions for tuba that I've seen before include "Player" , "One's blown" , "Valved instrument" , "It's not top brass" , "Large low-pitched brass musical instrument" .)

I've seen this clue in The Wall Street Journal.

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