Unlike Egypt, the country is filthy rich, but that money is meaningless for those outside of the regime.
How to Get filthy rich in Rising Asia will speak to ‘you’ no matter who ‘you’ are.
I don't care; he has no right to dress like the "filthy rich."
In early use often hardly more emphatic than the mod. dirty; it is now a violent expression of disgust, seldom employed in polite colloquial speech. [OED]Related: Filthiness.
Very rich; loaded