A sad coma is when you become so sad and depressed, that you fall down a spiral of depression and don't have the willpower to move from your bed/couch/floor/pile of trash.
Friend 1: Have you seeChelsea recently?
Friend 2: No, I heard she is in a sad coma and is refusing to move from her bedroom floor.
Friend 1: Aw.
Sad coma
One form of clinical depression, when a person is depressed to the point of immobility, unable to get up and do the functions of normal daily life.
"What's up, dude? You haven't been to classes or the dining hall for three days."
"I'm in a Sad coma, man I'm deeply bummed out. I can't think, I can't eat, I can't even get out of my room.
Dude, this is serious. You need to get help. Lemme give you the number of my therapist. I've been where you are, and he really helped.
A trip to a grocery store, convenience store, or gas station for the sole purpose of buying an excessive amount of junk food and sugary drinks, usually with friends. A chud run often happens late at night and ends with everyone involved hating themselves afterwards.