Cash collection process to get your buddy out of jail.
"The Police Department does not accept PayPal. I set up a Bro Fund Me account by driving to your place. How much cash can you donate to help get Sam out of jail. He's a friend in need.
The act of borrowing money from a "bro" when short on cash knowing it will be paid back in full.
Bro 1: drinks?
Bro 2: nah dog I'm more broke than the Maccys ice-cream machine!
Bro 1: Bro fund?
Bro 2: yeah sweet bro I'll get them in next time!