A cycle of catching, suffering from, and passing along any manner of seasonal illnesses, viruses (cold, flu, swine flu, etc.), or whatever “crud that’s going around”, among the same group of people, usually among family households or small groups of co-workers. Anywhere from 1-4 consecutive games of Crud Tag can be played.
Employee: Yeah I think I got what my my wife and kid just got over, so I’ll try to come in later.
Supervisor: Late?! STAY HOME until you’re better for Chrissakes! Don’t bring your game of Crud Tag into the office!