adjective: (chiefly US, of a cup of coffee) Larger than grande, usually 20 ounces (~ 0.6 l).
noun: (chiefly US) A cup of coffee larger than grande, usually 20 ounces.
noun: (Roman mythology) The four Roman gods of the winds (Aquilo, Favonius, Auster, and Eurus, who were each ascribed a cardinal direction from which their respective winds came), considered collectively.