wiberharmen Share definition Flag Crazy/Weird or British slang for penis. English : "Man, that girl is so wiberharmen."British : "His wiberharmen is small." wiberharmen by hgjdfhgjkdhfgshsjlkhgjlsjglsgh June 28, 2011 0 0 Get merch Get the wiberharmen mug. Buy Now — $32.95 See more merch