Someone that lends people money in emergencies, but with an extemely high interest rate, such as 100% or 200% of the original loan.
"Hey, man. You goin' to tha movies with me tonight?"
"Can't afford it, bro. I'm gonna be paying this loan shark back 'til the day I die."
ayon kay mciml2
ika-16 ng Hulyo, 2004