bu-a-gongk Share definition Flag the word bu-a-gongk is short for bust a gank so nobody will know what your saying right in front of them. bu-a-gongk; means steal that shit dude. I went to lisa Gerlachs' house and bu- a-gongk on her dope. bu-a-gongk by j-man July 28, 2003 0 0 Get merch Get the bu-a-gongk mug. Buy Now — $32.95 See more merch