usually used to refer to a boy who is a bit of a rudeboi but like to dress good and look good therefore looking emo. its the words gangster and emo put together therefore becoming gmo.
Boy1: Mandemm what are you wearing. you look like an emo.
Boy2: Nahh manndemm, im goin owt with tha gash init so i gta look gud, its gmo.
Boy2: Nahh manndemm, im goin owt with tha gash init so i gta look gud, its gmo.
by C-Dott March 26, 2008

by Becca DeBus September 17, 2017

by Nemo & Dory September 17, 2018

1. to be even more bodacious than average, in a a way that's almost unnatural, referencing both the the unusually large sizes of GMO foods as well as the consequential obesity epidemic
OR
2. when one has artificially augmented their already perhaps bodacious bod to be extremely bodacious; can be taken 0 to 100 or 100 to 3000
OR
2. when one has artificially augmented their already perhaps bodacious bod to be extremely bodacious; can be taken 0 to 100 or 100 to 3000
1. "I saw TayTay throwin ass cheek to ass cheek in his new romper, lookin' all double cheeked up on a Thursday afternoon."
"Bruh, he's GMO thick!"
2. "Damn, TayTay must be hitting them squats--he thick"
"Nah, he made those gains under the knife, he's GMO thick"
"Bruh, he's GMO thick!"
2. "Damn, TayTay must be hitting them squats--he thick"
"Nah, he made those gains under the knife, he's GMO thick"
by GMO daddy June 1, 2017

gmo means “greening me out”, referring to a situation where something gives you the sensation of greening out. gmo can also be used with a “tf” in between the m and o to make it “greening me the fuck out”.
“Ts is gmo.” Bakugo states.
Deku replies “Fr I can’t believe this is happening, this is definitely gmtfo.”
Deku replies “Fr I can’t believe this is happening, this is definitely gmtfo.”
by ayysybaupus April 6, 2025

the scientific name for a "fake person"
by lashade_henry July 23, 2017

mostly used in reference to genetically modified organisms. also the acronym for Green Marker Official, a former administrator on the Battle For Dream Island wiki. can also mean Green Monkey Official
GMOs are bad for you! But are they really though?
GMO's my favorite wiki admin! It's a shame that he resigned
GMO is a monkey o_o
GMO's my favorite wiki admin! It's a shame that he resigned
GMO is a monkey o_o
by AGayFish144 July 14, 2021
