Brimfolks Share definition Flag A term used in San Diego when reffering to a member of a california street gang called the Brims, which is a blood gang. Ay blood here go mah number when u get a chance holla at cha Brimfolks. Brimfolks by Mackmeezy February 24, 2007 0 0 Get merch Get the Brimfolks mug. Buy Now — $32.95 See more merch