2 definitions by Onjahbro
On Jah Bro is used mainly by young men the term "on jah comes from the rapper xxxtentacion witch his real nah is Jahseh. When saying on jah it means you are very serious because you are swearing on a dead person's life
by Onjahbro November 5, 2019
by Onjahbro November 5, 2019