the really annoying act of when a person is eating food really slowly, which makes you want to grab the food and shove it up their ass. It can be also done with fluids as the person tends to take a sip of a drink and put it back in the fridge for the next day.
Guy: Hey Fred, wanna go to Mac's?
Fred: Nooom, nooom, nooom....
Guy: Jesus Fred, stop being a food camper!
Fred: Nooom, nooom, nooom....*slap*