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Combination of "halitosis" and "hell," describing a person's atrocious breath. Only reserved for a truly face-melting and life-disaffirming odor.
Listen, man, don't get to close to Larry. He will KILL you.

What do you mean?

Hellitosis, man. Something died up in his teeth.
by Ae5Ea8 March 13, 2015
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