haxl Share definition Flag a haxl is an anime-loving strange girl who likes to tease and or punch innocent people (especially from abroads) and loves pancakes -hey who ate all teh pancakes -well guess who, of course it was that haxl again haxl by fuzzle-squid December 14, 2008 0 0 Get merch Get the haxl mug. Buy Now — $32.95 See more merch