He had begun life as an obscure financier by lending small sums of money to workmen at usurious interest.
Though he had never embraced more than the Jewish ethical code, his fellow-Catholics, whenever they had smarted in person or by proxy under his exactions, spoke of him bitterly as an Irish Jew and an illiterate, and saw divine disapproval of usury made manifest through the person of his idiot son.
There are no more uses of "usury" in the book.
Show samples from other sources
This is a kind of usury, banker, that I do not understand.
Alexandre Dumas -- The Count of Monte Cristo
Of course, any industrial profit above four per cent is considered usury nowadays.