A term to describe multiple things. Prizely one of the catchphrases of Crackbone, a foul-mouthed famous player of games like Zombie Panic: Source

An unknown disease that can cause side effects such as: diabetes, back problems, nausea, loss of sight, etc.

Brain Dawgs is sometimes used to express that the brain is not fully functional. Usually caused by sleepiness, or lack of energy. Like a fuzzy, or foggy feeling.