Tacaño, avaro, egoísta.
Stingy, miserly, cheap, selfish.
Ejemplos (Examples):
Mario y Eva son muy pinches. No le quieren hacer fiesta de cumpleaños a su hija para no gastar.
Mario and Eva are very cheap. They don’t want to do a birthday party for their daughter because they don’t want to spend.
No seas pinche, Andy. Quiero que compartas con tu hermano.
Don’t be selfish, Andy. I want you to share with your brother.
Yo no soy tan pinche como tú.
I’m not as stingy as you are.