n. pl. u·su·ries
1. The practice of lending money and charging the borrower interest, especially at an exorbitant or illegally high rate.
2. An excessive or illegally high rate of interest charged on borrowed money.
3. Archaic Interest charged or paid on a loan.
[Middle English, from Medieval Latin ūsūria, alteration of Latin ūsūra, from ūsus, use; see USUAL.]
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