1) Finance fraud 2) French word used in English 3) Parvenus 
Nouveau riche refers to a social class. Nouveau Riche may also refer to: ...[real estate investment college] Nouveau Riche was a multi-level marketing company and a non-accredited vocational school specializing in real estate investing. Class topics ranged from introductory real estate investing to advanced techniques such as creative real estate investing techniques including wholesaling, multi-units, and short sa... Nouveau riche (French: `new rich” nu.vo ʁiʃ) are rich people who acquired their wealth within their own generation. The equivalent English term is the new rich or new money (in contrast with `old money`). Sociologically, nouveau riche describes the man or woman who previously had belonged to a lower social class and economic stratum (rank)...
• (f.) Alt. of Nouvelle riche
Nou`veau' riche' m. , 
[adj] - characteristic of someone who has risen economically or socially but lacks the social skills appropriate for this new position
parvenu adjective characteristic of someone who has risen economically or socially but lacks the social skills appropriate for this new position
a person who is newly rich: the ostentation of the nouveaux riches of the 1920s.