Poor boy napkin

The act of being so poor that you can’t afford to buy actual napkins, so you have to rip off part of your brown lunch bag to use as a napkin.

Dude #1: Yo dawg, why are you ripping your lunch bag?
Dude #2: It’s a poor boy napkin cuh, I blew all my money on strippers and cocaine so I can’t afford to buy actual napkins.
Dude #1: Sheeiiiit that blows