Street
on jah
What does on jah mean?
A vow of truth where 'Jah' is the Rastafarian name for God. Saying 'on jah' is swearing on God that you mean it.
"On jah I didn't grass anyone up."
Origin
From Rastafarian and Jamaican Patois, where 'Jah' means God. Carried into London MLE through Caribbean communities and pushed mainstream by UK rap and drill.
Frequently asked questions
What does 'on jah' mean?
It means 'I swear to God.' 'Jah' is the Rasta name for God, so 'on jah' is a vow of truth.
What does 'on jah' mean in texting?
It's used to confirm you're serious or telling the truth, like 'fr fr' or 'deadass' in a US text.
Is 'on jah' religious?
Its roots are Rastafarian, but most people who say it now use it casually with no religious intent.
Study it as flashcards or scroll it in Vocabulary Flow — saved to your collection.
