GAHGAHGAH Share definition Flag it's a word that if someone says something funny against someone, you say GAHGAHGAH. it's pronounced like a hamster chocking on a hamsterwheel ohhhhh GAHGAHGAH GAHGAHGAH by Wadida February 24, 2021 0 0 Get merch Get the GAHGAHGAH mug. Buy Now — $32.95 See more merch