Clam Welding Share definition Flag When two women grind on each others clits so hard it creates enough friction heat to be uncomfortable. Emily & Sammy told me they were scissoring so hard they were "Clam Welding" last night. Clam Welding by ppglazer67 August 13, 2025 0 0 Get merch Get the Clam Welding mug. Buy Now — $32.95 See more merch