a very severe kind of crash that will leave a smoking crater wherever the victim lands.
I seriously dont think hes goin to be ok after after that fdgb.
by akblazr742 December 23, 2009
Abbreviation for "fall down go boom" taken from Ambulance crew abbreviations.
"He just f.d.g.b. -ed down da stair."
by P M ix. March 02, 2008