The act of not lending your friends money even though you are loaded with cash.
Jhonny: hey can i borrow some money for a caramel frappé?
Pepe : Nah man i have to pay my Xbox bill.
Jhonny: But ummm..you make $100,000 a year.
Pepe: its complicated, but now that you are here, can you give me a ride to the store that is four hours away
Jhonny: WTF, you are willying.