ˈtɹʌmpɪtɚ ˈtɹʌmpɪtə large pure white wild swan of western North America having a sonorous cry large gregarious crane-like bird of the forests of South America having glossy black plumage and a loud prolonged cry; easily domesticated (formal) a person who announces important news the chieftain had a herald who announced his arrival with a trumpet a musician who plays the trumpet or cornet