A rare tropical disease originating from Southern Madagascar, it mainly affects females between the ages of 16 and 18. Symptoms include chronic "fatigue", a severe need to watch Disney movies, irregular sleeping patterns, and/or intense urges to socialize with others infected by the disease (activities which may or may not include shopping, talking, sleeping over at each other's houses etc.) The typical incubation time for Seniorskipaskoolistis is 20 minutes, and the infection typically lasts 24 hours.

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.