Noun
Persons of doubtful reputation; esp., women who are kept as mistresses, though not public prostitutes; demireps.
Source: Webster's dictionarySchumpter's daring and dashing entrepreneur is now a legendary figure from the distant past - if not from the mythology of capitalism - or is to be found only in the demimonde of business, founding new ice cream parlors or "deep freeze subscription clubs." Paul A. Baran
Other current Bad Robot shows include “Westworld” and the upcoming “Demimonde” and “Lovecraft Country” at HBO. Source: Internet
It is the phrase "critically disreputable demimonde of light verse and children's poetry" that Jane spent the evening carefully refuting with readings of poetry and the close examination of how much work goes into the crafting of a poem. Source: Internet
When she runs away to London, he keeps an eye on her and engineers a meeting with a former member of the demimonde, actress and widow Mrs. John Watson. Source: Internet
Then we hit what was known as the demimonde. Source: Internet