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1- condition where one is heavily addicted to many forms of illegal drugs
2- condition where one is blessed with a great ass
3- condition where one is really lazy at work and takes drink breaks without permission
1- Ma'am, your son has a severe form of heatheritis, his blood consists of 90% LSD and his lungs rely only on marijuana smoke instead of oxygen

2- Damn, look at the ass on her, she must have heatheritis

3- That's the last time I hire a girl with heatheritis
by stephmhishot May 13, 2004
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