Definitions by LAGangS

Onc 

Instead of saying “ I swear” or “ong” ( On God). Crips gang members or crips affiliated say “onc” (On Crip).

When you swear on something

“Onc Ima beat that n*gga ass.”
“We instantly fell in love with each other on crip.”

Onc by LAGangS December 6, 2018