(名詞) 粗俗、庸俗、缺乏教養或品味的上流社會人士。這個字是由 vulgar + -rati 拼綴而成。

The 17-month-old tot, offspring of Bernie’s eldest daughter Tamara and her vulgarati hubby Jay Rutland, tootled about in her Ferrari racing car as she made a pit-stop at her aunt Petra’s home in LA at the weekend.
—Sebastian Shakespeare, “Madcap racing pundit John McCririck at war with former West-End star Frances Ruffelle over protected cherry tree in her garden,” Daily Mail (London), August 16, 2015

Stunt, who denies the charges, is Formula 1 billionaire Bernie Ecclestone’s son-in-law. Rich and flashy, Stunt was dubbed one of the “vulgarati” by the Financial Times after he was seen shopping in Chelsea in a fleet of luxury cars — a Lamborghini, two Rolls-Royces and a Range Rover.
—Solomon Hughes, “‘Blair-Heir Wonks Have No Hope Of Succeeding Corbyn’,” Morning Star, January 15, 2016