A mildly offensive insult, popular in the US Midwest. Interchangeable with any of thousands of other generic insults like dillhole or asshat.
"Joe keeps hanging around drinking all my beer and asking to borrow money. What a heiner."
by CabronDeOz July 4, 2009
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Can be used as an adjective for intoxitation, replacing drunk, stoned, high, blazed, fucked up or as a noun replacing any substance that cause hallucinations or intoxication such as weed, shrooms, weed, beer, or vodka.

Also can be used as a noun to replace bong, piece, stoner, drunkard, druggie, alcoholic, pimp, drug dealer, or moneymaker.
"Matt is such a heiner."
"Man matt, while you always gotta be heinered?"
"Man this is some good heiner."
"I'm just a heiner, what can I say the girlies love me."
"Man Shnitz, you are such a heiner."
"Yo eric, stop bein such a heiner and pass the heiner."
"That heiner is off the heezy, I wish we had some more heiner so we could hit the heiner again, but then again, we aren't heiners so we can't buy that much heiner, damn i wish i was heiner, then all are heiner problems would be solved."
"Like a heiner, like a heiner, what can I say."
by Sir Crunkness January 19, 2005
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Man it was great she let me put in her heiners last nite!
by William von heiners October 3, 2007
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The most beautiful girl in the entire world. Any guy would be incredibly lucky to have her in their life. If you have yourself a Marissa heiner keep her forever
That girl is the marissa heiner of the school.
by Clwin May 23, 2017
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A Heiner is a person defined as unbelievably bright. His intelligence and personality were unattainable by the average peasant
Legend has it, some centuries ago, there was a child so bright that nobody could describe it. He was then known as “heiner”. His wit was unmatched.
by unclearl July 29, 2023
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