usury

noun4

1. •
   The practice of lending money at such rates.

   • As a practical matter, California usury laws do not seriously inconvenience most lenders, and offer little protection to most borrowers. — 2018
2. •
   An exorbitant rate of interest, in excess of any legal rates or at least immorally.
3. •
   (no longer used, historical) The practice of lending money at interest.

   • In medieval Europe, Jews were often linked to usury and therefore persecuted by authorities.
4. •
   (no longer used) Profit.

   • Then will we march to all those Indian Mines, My witlesse brother to the Christians lost: And ransome them with fame and vsurie. — 1587