adjective meaning to do something profoundly stupid to oneself. Named after professional stunt performer named Matt Griff of the late 90's early 2000's who would repeatedly get jacked up and hurt himself.
You see that dude sit on his bedpost? He just totally griffed himself!
when a person or group of persons recklessly take advantage of a single person or group of persons for peronal gain without any regard to the detriment he or she may be causing.
"I gave Officer Griffin a short restroom break expecting her to return in a timely manner...instead she clocked out and went home!"
"DAMN...This B!tch just Griffed the hell outta me!
When I looked to see why the TP60 report had been changed and was now incredibly inaccurate, I noticed my co-worker had made some changes, and I immediately thought, "Great, I was Griffed!"