ONJ

ONJ also known as ON JEE. An alternative of ONG. However Jee is js a magical being. Often known as the "Magical One" thus, meaning it's on the magical universe. The magical one himself. Usually followed by the Gif (consisting of a rainbow cat dancing with the title of "ONJ(jee)!")

Person A: "Bruh istg I don't get this hype."

Person B: "ONJ"

by MysticalMus August 5, 2024

OnJ

Columbus slang word for someone dead niggas

OnJ you tweaking
Quit playing with me OnJ

by 614streetnews November 21, 2023

Onj

Acronym for “On John” — similar to “On God” but if you’re religious and you don’t wanna say something on god or smth idk man

Onj man

by ToasterIntheTub March 27, 2024