when someone thinks so long and hard about something that it stops making any sense and they are incapable of further thought.
I crammed so hard right before that quantum mechanics exam that I had a brainwreck during the test!
by big boy on the block July 26, 2007
A state wherein a person cannot comprehend the sheer magnitude of chaos or stupidity in a situation, causing their brains to undergo vapor lock as they try to come to grips with the enormity of the particular error.
"That guy was so stupid when he shot himself in the foot that it gave me a brain wreck!"
by Benjamin Osborn November 16, 2008