gurned up

To have consumed something which makes you gurn. Most commonly MDMA or Cocaine.
I.e

"I love getting bares gurned up and listening to techno",
"He's not feeling very well, got gurned up last night"

gurned up by Charris March 27, 2015

gunned up 

To possess large arms; when one's arms are particularly large.... for instance after lifting weights. Derived from the word "guns" (or arms).

Tamara: "Nick, where have been all fukkin' day?"
Nick: "Chill out, big girl. I've been pumpin' some iron."
Tamara: "I can tell. You look all gunned up, you handsome devil."

gunned up by stockman09 August 20, 2007