T$umani Papi's Papi's definitions
Coming from the legend Ja Morant, another way of saying "On God." If you say something is "On Ja" you're deadass and not messin' around. "On Ja" can also be used to agree with someone.
Ja Morant is the only 12 I F*ck wit, that's on Ja.
Person #1: "Polo G is the best to ever do it, no kizzy"
Person #2: "On Ja bro"
Person #1: "Polo G is the best to ever do it, no kizzy"
Person #2: "On Ja bro"
by T$umani Papi's Papi May 2, 2022
Get the On Jamug.