Princess dashes incognito to the money machines (4,10)

I believe the answer is:

cash dispensers

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'machines' is the definition.
(cash dispenser is a kind of machine)

'princess dashes incognito to the money' is the wordplay.
'princess dashes' can be anagrammed to 'CASH DISPENSERS'.
But, I am not sure how the anagram is indicated.

Can you help me to learn more?

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

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