white slavery noun2 •Slavery or slave trading where the victims were of European ancestry. •Sexual slavery, particularly the forced prostitution of women of European ancestry.18 February 1990 "The Adventure of the Cheap Flat" season 2 episode 7 of Agatha Christie's Poirot: Hastings speaking to Poirot Maybe they're not as innocent as thet seem. Suppose they're tied up in some shady import-export business? Drugs, white slavery?