Definition of trumpeter swan
: a rare large pure white swan (Cygnus buccinator) of western North America that is noted for its sonorous voice
First Known Use of trumpeter swan
Learn More about trumpeter swan
Britannica.com: Encyclopedia article about "trumpeter swan"
Seen and Heard
What made you want to look up trumpeter swan? Please tell us where you read or heard it (including the quote, if possible).