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Often times used in Counter-Strike before scrimmages. It stands for "Good luck, have fun, make babies." The origin of the phrase is unknown, but for awhile, it was commonly used in casual scrims
bob: he your 5th?
frank: yeah, lo3 it
bob: alright, glhfmb
<server> Live on three restarts!
by giant bucket June 06, 2006
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