Definition of "multi-billionaire" [multi-billionaire]

• A very rich person whose material wealth is valued at many billions of dollars (noun)

WordNet. Princeton University. 2010.

• "If he were alive and drawing his comic strip today he might rejoice in characterizing this generation's latest Bullmoose, New York City's multi-billionaire mayor Michael Bloomberg."
• "What kind of education did Mayor Mike choose for his daughters, now adults, before he became mayor and was only an ordinary multi-billionaire living on the Upper East Side of Manhattan?"
• "The extension happened against the backdrop of multi-billionaire Warren Buffett's announcement that his effective tax rate was 14.7 percent and that his secretary was in a higher tax bracket than he was."