Gunrack Share definition Flag verb: To conceal an object within a bra for secure transportation and easy personal retrieval. With pants that were skin-tight, and no desire to carry a purse all night, she gunracked her cellphone and ID and headed out to the club. Gunrack by SingularJeff January 26, 2009 0 0 Get merch Get the Gunrack mug. Buy Now — $32.95 See more merch