アイス

Etymology
Borrowed from.

Noun

 * 1) ice
 * 2) sorbet, ice pop; ice cream
 * 3)  loan shark, usurer
 * 1)  loan shark, usurer
 * 1)  loan shark, usurer

Usage notes
In the sense of, this word emerged as a play on words, as and  have the same readings. This led to usurers being referred to as, shortened to just.