demi-monde
n[Gp]
(French 法)
1 group of people whose actions are thought to be not entirely legal, respectable, etc 不正派的一群人
the demi-monde of gambling clubs and sleazy bars 賭場和低級酒吧里不正派的人.
2 (formerly) women thought to be not entirely respectable and for this reason not acceptable to society (舊時)因不正派而為社會嫌棄的女子.