fat cat 
noun informal, derogatory
A wealthy and powerful person, especially a business person or politician: [as modifier]: a fat-cat developer...
- What fat-cat politico wouldn't quake in his boots after a sufficient tongue lashing from this powder keg of fairy dust?
- If the move lines the pockets of a few fat-cat directors, then that is probably because their remuneration is linked to the profits of the company.
- National wants to sell out our independence in the vain hope of economic benefit for their fat-cat supporters.
- undiplomatic
- undiplomatically
- undirected
- undiscerning
- undischarged
- undisciplined
- undisclosed
- undiscoverable
- undiscovered
- undiscriminating
- undiscussed
- undisguised
- undisguisedly
- undismayed
- undisputable
- undisputed
- undisputedly
- undissociated
- undissolved
- undistinguishable
- undistinguished
- undistorted
- undistracted
- undistributed
- undistributed middle