›a large store that sells food and other goods for the home: Booksellers are facing increasing competition from online retailers and supermarkets, which charge less for bestsellers.at/from a supermarketCod from the supermarket costs about $1 per pound more than at a fish market.a supermarket price wara big/large/major supermarketa supermarket chain/group/giantsupermarket shelves/checkouts/trolleys → See alsofinancial supermarket → See Notestore