Top definition
A 5th dimensional being that is attracted to and causes havoc in the lives of heavy drug users, and negative people. Hainey's are usually short and always wear hooded cloaks often purple in color. Hainey's become visible to the average person after being awake for more than 5 days.
I got haineys all over me, I lost my job, car, and wife in one month.
by fLaiLaHolic August 06, 2009
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