happy stool Share definition Flag This refers to a gay sausagefest hangout in as in referring to an upside down barstool for their ass. Yo watchout for that happy stool, there is some gay shizzle happening in that hizzle. happy stool by Rob A.K.A. Blackrob April 10, 2003 0 0 Get merch Get the happy stool mug. Buy Now — $32.95 See more merch