The deluded Belief that one can have sexual relations with any entity, whether it may be male, female, animal, alive, dead ect.
Oh look there is Omni-sexual Pete, he is such an Omni-sexual. Yeah i know, i heard he likes ice-cream. Me too! am i Omni-sexual? Not unless you fuck it.
by bangbangbong April 02, 2011

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into everything, litiraly
jhon is omni sexual, he would fuck your dog if your not cearful
by james the cunt flap August 16, 2006

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a sado-masochistic, homo, necro, peda, bestial, with the desire to screw anything:
animal, vegetable, or mineral!
that wierd guy you saw last week
by that guy you saw last week March 11, 2003

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1. Romantic, emotional, or sexual attractions to inter-dimensional beings of higher intelligence (god(s).
2. A sexual preference for sex with god(s), one able to sexual arouse the interest of god(s).
3. Experiencing any type of paranormal activity during self sex or sex with a partner.

Examples: sudden winds, heat, cold, flashing lights, earth sounds or movements, internal vibrations or energy radiations, overwhelming sense of love, hallucinations of water, feelings of being underwater, extremely wet orgasms or feelings of panic from not being able to control an onslaught of orgasms.
Biblically omnisexual relations are referenced with the Nephilim giants and the daughters of man and represented in stories of immaculate conceptions. Omnisexual women were called temple harlots or prostitutes.
by Tzipora907 September 20, 2011

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noun. Used to describe a person who fucks anythiny that moves. If it doesn't move, often they will give it a push.
That Lewdminx guy is such an omni-sexual.
by Kid June 20, 2004

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Someone who claims to love every one and every thing at the same time and would prefer it if everyone in the world was in a relationship all together.
The omnisexual person traveled the world, greeting his/her fellow lovers.
by Loveitup May 23, 2010

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Omnisexual: (adj.) 1. Capable of performing every possible feat of reproduction 2. Able to reproduce with anything, even your bitch-ass ugly mother.
He's omnisexual; he drifted in space for twenty years and budded copies of himself, then landed on a distant planet and made babies with the plants there.
by Tweather September 21, 2008

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