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1.
One of Vegetas special moves. Used properly only once. Simmaler to the kamehameha except more powerful and takes longer to charge.
Vegeta used his final flash attack nearly killing cell.
by Mike-E_G August 04, 2005
 
2.
The ultimate act of ass-kicking.
Person 1: Damn man, you just got Final Flashed!
Person 2: (dies)
by Mystery Man January 28, 2003
 
3.
1.Fuck everything in that direction
Final Flash destroys everything its aimed at.
by Produle February 06, 2013