LAAM Share definition Flag LAAM is an acronym for Loud Ass Annoying Midget. A small man with a big mouth. what he lacks in height, he makes it up with his mouth. Wally, please tell that LAAM to shut his mouth. what a loud piece of dog shit he is. LAAM by BigBuffarillaAss April 23, 2014 0 0 Get merch Get the LAAM mug. Buy Now — $32.95 See more merch