1. the lifestyle, behavior, or attitudes of wealthy and powerful people, especially when characterized by ostentation or arrogance
Usage: archaic; literary

Examples

• The mansion’s excessive decoration was a clear display of nabobery.
• His nabobery alienated him from his former friends.
• The novel criticized the nabobery of the industrial elite.
• She rejected the nabobery of high society in favor of simple living.
• The politician’s nabobery was evident in his lavish campaign events.