Reserved only for the worst of the worst. People labeled as such are worse than assholes, dumber than idiots, weirder than spergs, more annoying than Bieber, more heinous than villains, and more disgusting than public bathrooms. Most likely all of the above.
A stay in the mental hospital. Name taken from the grippy socks given to (mostly involuntary) patients. Patients are not allowed shoes with laces due to suicide risk so grippy socks like those used at trampoline parks are issued to patients for footwear.
See: "psych ward socks"
Source: Was in mental hospital in 2019 and know other patients from other institutions
Phrase originally used within mental hospital circles and later spread on TikTok and other social media.
"If the professor gives us another fucking project, I'm going to need a grippy sock vacation!"