Competitor on The Voice passing through (3)

I believe the answer is:

via

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'passing through' is the definition.
(I've seen this before)

I cannot understand how the rest of the clue works.

(Other definitions for via that I've seen before include "By way of - in Latin" , "Roman road" , "By means of" , "Going through" , "A Roman way" .)

I've seen this clue in the Sydney Morning Herald.

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