bagel-knapping 

verb: a technique commonly used by college students involving the taking of bagels from the dorm cafeteria with the sole purpose of saving as snacks for later. The most common form of bagel-knapping involves stuffing as many bagels as possible into your sweatshirt.

"Shit, dude, I'm so hungry, but we're out of snacks."
"Well, get your sweatshirt on. Let's go bagel-knapping."

bagel-knapping by E.B. & J-Stone September 11, 2011