Zoomies - a sudden burst of frenetic energy in which an animal, typically a dog or cat, runs to and fro.

Turns out, werewolf hybrids get them, too.

In the evening, after everyone wrapped up training for the day, Soap was temporarily exhausted, but as everyone stalked off to go catch some shut-eye, he got jittery, and he needed to get it out.

So there he was, cycling between sprinting at alarming speeds within the barracks common room, stopping and staring at nothing... then sprinting.