Refers to a Sober Sitter, which involves a safety precaution in which one sober person will "sit", or watch over somebody undergoing heavy intoxication. The aim is to prevent injury and accidents.
Holy sh*t - are you trippin' on that sh*t too?
Nah man, I'm the SS guard tonight.
See ss, sober, sitter, sit, trip, acid, salvia, drug, drugs
