hɔːn hɔɹn ˈtɹʌmpɪt ˈtɹʌmpɪt utter in trumpet-like sounds Elephants are trumpeting proclaim on, or as if on, a trumpet Liberals like to trumpet their opposition to the death penalty play or blow on the trumpet a brass musical instrument with a brilliant tone; has a narrow tube and a flared bell and is played by means of valves