when your friend asks you to pick up food for him, you can get yourself some fries and he has to pay for it. its like payment for delivering him his food
chip: sarina, thanks for picking up these hot wings. they're amazing
sarina: no chip. thank your for these delivery fries
Slang for free french fries. In the 'hood, when placing an order at a fast food restaurant, order something very inexpensive but then ask if you can have some "courtesy fries with that?" Chances are, you'll get a free order of fries.