May refer to {1} a fanatical degree of determination that actually drives someone to pursue an interest or idea to the death, or {2} a super-hooked and eternally **grateful** fan of the (in)famous rock band.
I'm so filled with deadication that I'm gonna don my lightning-skull t-shirt and chain myself to a tree.
by QuacksO January 9, 2014
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by Severa Leigh June 19, 2016
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