A person that's obsessed with murder/killing.

Dacnomania - obsession for murder/killing
I think John is a dacnomaniac, because he is obsessed with killing
by Sociop January 5, 2017
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The unhealty obsession, desire, or compulsion of killing
Dude! that guy has a life sentence for 30 counts of 1st degree murder on the species - Eg, and assault on their leader - Lord Eg! He must be a Dacnomaniac
by Lord Eg April 12, 2021
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