"Check out those Land Jellyfish caught in the trees and fences." "Hey!, there's one caught in the wind flying above the 2nd floor!"
by Foxingham September 16, 2016
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A fetus. A collection of cells sucking nutrients out of it's host, and the umbilical cord (belly button) is essentially both your mouth and anus, just like a jellyfish. Thus vampire jellyfish.
The baby is at that vampire jellyfish stage, we don't really know what it is it's just the blood sucker.
by God moment March 13, 2021
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Term used by Boston locals for a used condom floating in the river.
While walking along the Esplanade, I spotted several Charles River Jellyfish bobbing along the riverbank.
by e-vigilante March 3, 2023
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Pronounced: he doe - jel ly fish
Noun
1. Resembles a marine coelenterates with gelatinous bell or saucer shaped body that is typically transparent and has stinging tentacles around the edge but is actually sperm floating in the nude pool at hedonism 2 located in Negril Jamaica
Watch out, here comes a Hedo Jellyfish!

Or

Gross, you have a Hedo Jellyfish stuck in your leg hair!
by Dis0wned June 28, 2019
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A sex toy that is only the ass portion that has been abandoned on the beach
Randy found a forbidden jellyfish on the beach and now it stings when he pisses
by Unslanted March 18, 2021
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When a woman (or man) puts on a condom and their sexual partner shits on the condom and takes it off, and then proceeds to snort said condom and pulls it directly out of their mouth and repeats until the condom no longer has shit on it.
“Did you guys hear what Levin and Presley did last night? I heard they were just bored and did a brown jellyfish.”
by Foxracinghats February 1, 2021
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