This is the word mean to be used in video games or in any situation where a massive lazer of insane strength is fired. It can also be used with things other than lazers but it's principal use is with massive lazer of destruction
Laser Tower: Firing lazer...3...2...1...

Player 1: Holy shit! a Ja Beam!

player 2: crap the Ja beam got me!
by Tirago February 5, 2010
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