Thursday Trivia: Is WD 40 Multi Use Product a lubricant? A: Yes. While the W D in WD 40 stands for Water Displacement, WD 40 Multi Use Product is a unique, special blend of lubricants. The product's formulation Zep 70 Penetrating Lubricant 15 oz. Did you know WD 40 isn't actually a lubricant? It's a water dispersant (hence the name: Water Displacement, 40th formula). For long term lubrication, especially on moving parts like hinges or bearings, always follow WD 40 Classic Multi Use Product 01032 Aerosol Multipurpose Water Displacement Lubricant Spray with Big Blast Nozzle, 311g Walmart.ca Spray Lube