Definition of demimondaine
: a woman supported by a wealthy lover : a woman of the demimonde
Origin and Etymology of demimondaine
French demi-mondaine, from feminine of demi-mondain, from demi-monde
First Known Use: 1894
Learn More about demimondaine
Seen and Heard
What made you want to look up demimondaine? Please tell us where you read or heard it (including the quote, if possible).