The Banana Check consists of taking a perfectly ripe yellow banana and inserting 1/5th of it into your anus to determine your need to take a shit. If it comes back clean, then there is no need. If it comes back brown, it's time to go.
Rafael was about to leave when he felt pressure build in his stomach. Rafael did the Banana Check to determine if he had to shit or if he just needed to pass] gas. The Banana Check came back brown signaling the approaching shitstorm.
Someone who is addicted to obtaining money and building wealth. A money addict and fanatic. Breadheads often work more than one full-time job, and some even participate in illicit activities to "obtain the bread".