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noun. plural, hippocampi

In anatomy, the hippocampus is an elongated ridge of the brain, found in each lateral ventricle (and shaped a bit like a seahorse or whale). Its function is believed to be the center of emotion, memory, and the involuntary actions of the nervous system.
People with Alzheimer's disease are shown to have damage to their hippocampus, which leads to memory loss and disorientation.

Humans have two hippocampi, one of each side of the brain.
by Christina S January 04, 2012
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hippocampus: Virtually any college or university campus in Mississippi, Alabama or Tennessee, where over 30% of the student body is significantly obese.
"Dude, it was like an entire university campus of sumo wrestlers! I couldn't believe the amount of morbidly obese 20-year olds cruising the hippocampus on mobility scooters."
by Mo Dixley November 15, 2009
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A word pertaining to universities in the southeastern region of the US where quite a large population of the university is horridly obese.
"-____- I can't believe I decided to go to UTK, the whole 200 mile radius is a Hippocampus."
by Magikaru Fish! January 04, 2012
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its where hippos go to university
"I'm off to my hippocampus"
by Leroy August 12, 2004
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