As a “monkey wrench” is used as a term to describe an unforeseen element that disrupts your plan or routine ... but a “Money Wrench” has the additional side effect of causing you lost money or wages.
I would love to finish the final steps of this project with you so we can get paid, but my on-call job is throwing me a “money wrench” .
A week-long Fiesta devoted to money. That means going to the bank everyday in Money Week, Buy all the rich things in the store with your money, and donate the poor people in the alley or something.
Person 1: Time to go to the bank for money!
Person 2: Why?
Person 1: Because it's Money Week!
Person 2: So you are gonna buy all the rich things at our local store?
Person 1: Yas my dudes!!