by damar1985 September 15, 2009

A used condom, flushed down the toilet that, somehow, made it past the sewage treatment facility, and is floating in the rivers and streams of Oklahoma.
Billy-Bob: "Hey, d'you go fishin' down yonder't tha river?"
Jimmy-James: "Yeah, all I caught was an Oklahoma Jellyfish."
Jimmy-James: "Yeah, all I caught was an Oklahoma Jellyfish."
by Horse Nipple August 11, 2009

during sexual intercourse you fill your mates anus with jam or jelly after this has been done he/she stands up and aims her anus directly into your mouth and proceeds do deficate jelly and all.
sexdumbdirty jellyfish
by sexy boy82 November 26, 2009

A move used by inexperienced teen girls. Instead of gripping the shaft like they should, the girl instead just uses the ends of her fingers on the tip, so that her hand looks similar to a swimming jellyfish.
My fifteen year old girlfriend just gave me a jellyfish handjob. I told her if she doesn't grip it next time, mr. backhand comes out
by ihatebuffering March 21, 2011

by HeHeHeGS February 13, 2020

Bro 1: hey dude how’d it go with that hottie last night?
Bro 2: Nothing major just some jellyfish sex and titty fuck.
Bro 2: Nothing major just some jellyfish sex and titty fuck.
by Edenjayy September 25, 2021

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
