Denture Capitalism 

Start-up and later stage funding provided to companies with potential for great gain or risk is typically referred to as venture capitalism. 'Denture Capitalism' captures the fact that venture capitalism is typically funded by elderly plutocrats.

'Sources report that Denture Capitalism kingpin Warren Buffett's interest in Mr. Vokonvov's innovative search engine has helped attract ample funding to the start-up.'

Denture Capitalism by Mo Dixley July 30, 2012