Overstock/ˌəʊvərˈstɑːk/ Definition 1 of 2Pro Tip 1/3Business Context Overstocked items often lead to sales or discounts to clear the inventory. Shops overstocked on swimsuits will have summer clearance sales. Pro Tip 2/3Possible Waste Overstocking implies potential waste or loss, as excess goods may not sell. We overstocked on holiday goods, and some might go to waste. Pro Tip 3/3Planning Error Using 'overstock' can suggest poor planning or overestimation of demand. They overstocked on phones assuming high demand, but misjudged the market.