Bank person hides family car for tripper (9)

I believe the answer is:

traveller

I'm a little stuck... Click here to teach me more about this clue!

'bank person' is the definition.
'traveller' can be an answer for 'person' (traveller is a kind of person). I'm not sure about the 'bank' bit.

I don't understand the remainder of the clue.

Can you help me to learn more?

(Other definitions for traveller that I've seen before include "Voyager" , "One on a trip" , "description of Stevenson or his donkey?" , "becoming less narrow-minded over time?" , "Wayfarer" .)

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

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