Financial disaster an accident? (5)

I believe the answer is:

crash

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

This clue might be a double definition.

'financial disaster' is the first definition.
'crash' can be an answer for 'disaster' (thesaurus). I am not sure about the 'financial' bit.

'an accident?' is the second definition.
(I know that crash is a type of accident)

Can you help me to learn more?

(Other definitions for crash that I've seen before include "Car accident" , "Economic collapse" , "Bang" , "failure" , "(Of shares) fall suddenly by a great amount" .)

I've seen this clue in The Sun.

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