Top Definition
A Metalliac is any person who is an obnoxious fanboy/fangirl of the heavy metal band Metallica.
John is such a Metalliac, he has 4 rooms in his house completely filled to Metallica memorabilia.
by Arloest W. October 15, 2006
2 more definitions
A common mis-spelling of "Metallica." Similiar to Metllica.
guy types in metalliac into a guitar tab site: "why aren't any metallica tabs coming up?!?"
by that david guy August 07, 2007
A Metalliac is any person who is an obnoxious fanboy/fangirl of the heavy metal band Metallica.
John is such a Metalliac, he has 4 rooms in his house completely filled to Metallica memorabilia.
by Arloest W. October 15, 2006

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