toasttoasttoaststoastedtoastingnoun (no plural)1a thin piece of bread that you have cooked so that it is brown: I had a slice of toast and jam for breakfast.2the act of holding up a glass of wine and wishing somebody happiness or success before you drink: They drank a toast to the Queen.▶ toastverb (toasts, toasting, toasted): toasted sandwichesWe all toasted the bride and groom (= at a wedding).