A fork of Rural Dictionary
A financial dominatrix. In the olden days, these women earned their money and provided something for the submissive in return. Nowadays, it's a get-rich-quick scheme used by hopeless 20-something loser brats who like to treat everyone like dirt because they're generally trash.
Finsub: omg I got a findom! She's a junkie crackwhore who empties my account just so she could be a royal bitch to me and so she can continue living a useless existence!