Sperm Boiler Share definition Flag When you're using your laptop that is resting on your lap and it gets really hot, causing your crotchial area to heat up "Dude my laptop gave me a sperm boiler last night, so I couldn't climax very well" Sperm Boiler by DefinitionGenius August 23, 2016 0 0 Get merch Get the Sperm Boiler mug. Buy Now — $32.95 See more merch