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n. 1. genetically modified orgasm. 2. to have a fake orgasm.
"I just found out my girlfriend has been GMOing on me."

"Jenna Jameson is the queen of GMOing."
gmo by mic dundee July 24, 2007
Related Words
gmo • Gmod • gmoat • Gmod Idiot Box • GMOOH • GMOOHFAF • gmopp • gmow • GMO / CMO • GMO baby
Acronym for "Genetically Modified Organism" used to identify someone that is too cool/smart/sponcho/weird to be a real human. Entity/supernatural being who could have been originated only through genetic engineering techniques.
A - damn,look at that chick..she's so hoooot!!
B - yaaaa...she's GMO!!!

A - ..that guy's arrived ONLY 10min ago and he's having his 6th Jack!!
B - wow..maybe he's GMO;)

A - have you heard about the last Bolt's world record?
B - sure...he's too GMO!!!
GMO by yosoybeachboy November 6, 2009
A 4 day drug fueled homosexual gang bang, gay meth orgy or GMO
GMO by bkkripper May 5, 2011
an emo that is gangster aswell
omg hannah your so gmo
gmo by vorny January 15, 2008
- A dog just bit my finger.

- GMO, dude!!
GMO by Shamrrock April 18, 2021
omg gurl u kno he gmo
GMO by dizzywhore August 21, 2011
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