1. people who have recently gained wealth, power, or position and behave arrogantly or presumptuously
Usage: often derogatory

Examples

• The old families looked down on the tech billionaires as mere upstarts.
• These upstarts think they can buy their way into high society.
• The established politicians dismissed the young candidates as upstarts.
• Many upstarts lack the refinement that comes with generational wealth.
• The company’s board was filled with upstarts who had made fortunes overnight.
• She considered the new neighbors to be upstarts flaunting their recent success.