SKUnoun [ C ]
ukusalso SKU number COMMERCEabbreviation for stock-keeping unit: a number or set of numbers given to a product to show which particular one it is. SKUs are usually printed along with a bar code:
Each product is given a separate SKU.
Clicking on the SKU number takes you to a product report.
a particular size or type of a product:
We created more SKUs to attract different kinds of customers.