Ex. 1:
"Hey, I have to cancel tonight's plans. I'm really sorry, we can go out another time?"
"Sad."

Ex. 2:
"Are there any cookies left?"
"No, I ate them all."
"Sad."

Ex. 3:
"What did you end up getting on that essay?"
"0"
"That's too bad"
"Yeah. Sad."

I felt deep sonder thinking about the all the people who looked up this word along with me.

these nerds who put their own name on this website as a way of making themselves feel better are sad make me want to hurt myself

Person: "Are you S.A.D?"
Person 2: "yeah I am in solitude and I am also depressed."

Go SAD asshole

"Hey how are you feeling after last night ?"
" I feel like crap, I've got the SADS"

Paul and Walls are SAD.