Halonen Share definition Flag Someone who is acting in an asanine manner. Can also be a dickweed, douchebag, dill-hole, or an ignoramous. Stop being such a Halonen. or You're being so Halonen. Halonen by Bender Gender June 3, 2010 0 0 Get merch Get the Halonen mug. Buy Now — $32.95 See more merch