My dear Mother, rest her soul, came from a tough italian neighborhood in Philly...would use that term to describe anyone who couldn't handle an influx of cash responsibly...a two word phrase , the last word being "rich"...but she came from a more honest time when you called a spade a spade, to coin a phrase !! lol
You can't analyze this guy, or anyone from the left for that matter, without keeping that in mind.
The Clinton's did the same thing. Before Clinton took office in 93, people made jokes that the hillbillies from Arkansas would probably rent out the Lincoln bedroom. So the Clinton's did it. Class warfare.