An onj is a girl who is always making dark jokes, loves country tv shows and is at least 50-78. You are a girl who did the tiktok challenge where you remove the first and last letter of your name. Congrats, now stop wasting your time.

Boy: Great, its my onj.

by candle in the stupid lantern May 24, 2021

Flag

Get the onj mug.

ONJ

ONJ is a concept. She’s smelly.

-Who is ONJ?
-I think you mean WHAT is ONJ.

by massivewanker101 July 21, 2019

Flag

Get the ONJ mug.

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

Flag

Get the Onj mug.