My mother acted confused when I responded to my fathers inquiry about how I could have possily gotten my girlfriend pregnant by responding, "by cramming veins!".
Attempting to pack in as much as possible (chilling, partying, etc) into the summer before the school year starts. Usually occurs near the end of summer.
Joe: Dang man, only 2 weeks before we have to head back.
Jamie: Then we're just in time for some summer cramming.
The act of eating solely to feel less hungry. Usually applies when someone is in a hurry and has to be somewhere and doesn't have time for a proper meal. Usually involves the shoving of food into one's mouth in an animal-like manner.
I was calorie-cramming on some potato chips and oreos before class because I only had 5 minutes before I had to leave.