Top Definition
A Metal festival of such magnitude as to only be audible from Space without causing death to the audience. Played from either the moon or a small space station.
the most gruesome and brutal metal show ever is Megatacularheavyspacemetaltasticaramapaloozafest.
Dethklok killed at Megatacularheavyspacemetaltasticaramapaloozafest.
by Badger_m-50 December 21, 2008
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