n. The blackcurrant plant, Ribes nigrum; the flavor of its berries
n. A liqueur made from these berries, especially crème de cassis.
n. A wine flavor note, suggesting the fruity and full-bodied characteristics of the fruit.
The Century Dictionary and Cyclopedia
n. A large genus of prosobranchiate gastropodous mollusks, known as helmet-shells, formerly placed with the Buccinidæ or whelks, or with the Doliidæ, but now made the type of a family Cassididæ. See cut under Cassididæ.
Word Usage
"The second, native to China and Vietnam, is commonly called cassis and is darker, stronger in flavor and forms a stick with a double roll, McGee explains."