unit price noun1 •The price of a standard amount of a good, as of weight or volume. (For example, if the price of a package of biscuits is 100 pesos and the package's net weight is 250 grams, then the biscuits' unit price per kilo is 400 pesos.)After 10 years, a unit price of between 40p-50p could reduce the number of alcohol-related deaths in Wales by 200-250, she said. — 2010 formsunit prices