Defines anything that dies or otherwise gets incapacitated. Can be used to describe (1) someone you owned on Halo etc, (2) something you screwed up and threw into the bin, (3) a person racked with anxiety or nervousness, and anything else you fancy. A combination of the words scrunched and crumbled.
(1) Ohh scrumbled your ass n00b!
(2) My girlfriend came dangerously close to finding the porno mags in my dresser, so i scrumbled them.
(3) Did you see Tim in front of Jackie? He just scrumbled, man. He needs more confidence.