soap-gasm Share definition Flag A soap-gasm is the cumgasm a guy has when he jacks off in the shower to take care of his morning wood using soap-suds for a slick lube. Sometimes I give myself a soap-gasm when I shower! soap-gasm by USAF Cadet November 9, 2020 0 0 Get merch Get the soap-gasm mug. Buy Now — $32.95 See more merch