"Ohio Gyat Rizz" Means somebody can get big rump woman with his charisma.
DUDE! I PULLED A OHIO GYAT RIZZ OMG!
A rizzful line, expressing your charisma on an opposite gender, and gyatt referring to a word that entitles someone with a big bottom, mostly used by 5th graders, to increase the levels of brain rot.
Ayo baka, you got that kai cenat gyatt rizz.