A game created at the University of Toronto in the early 2000's. First, a steel door is acquired from a construction site. Then all participants get drunk and try to inflict as much damage upon it with their bodies as possible, often resulting in broken bones. The game has been banned at U of T.

A portmanteau of carpe diem, a Latin phrase that means “Seize the Day!” and DM, which stands for Direct Messages. This word means seizing the day via DMs.