Of a product or service: having no recognizable brand name. Also in extended use: of poor quality; second-rate, inferior; (also) odd, unusual.

Originally U.S. Of a commercial product: having no brand name; = no-name, adj. 1. Cf. own brand, adj.

Of a commercial product: having no brand name; generic, own-brand.

Originally North American. Designating a generic commercial product, now esp. one made by one company in order to be branded and sold by another…