oped

Also used as oped out.
When the just slammed 50 milligrams of opioids and they started to hit.

Person 1: Dude I feel funny...
Person 2: Prabably because you're oped out!

Fenting

Fenting is the act of slouching over at the back and hips. The goal is to look as if you are nodding off/slouching due to being on fentanyl.

Person 1: That dudes all slouched over!
Person 2: He's probably fenting! What and alpha!