Doing a Hani Share definition Flag Doing a Hani is where someone becomes stupid during an argument, and when he realizes he loses he rage quits. "Wow, that guy was just doing a Hani. He really shouldn't do that" Doing a Hani by #dontfightthesystem November 6, 2014 0 0 Get merch Get the Doing a Hani mug. Buy Now — $32.95 See more merch