Definition of guan
: any of various large gregarious neotropical birds (family Cracidae) that are chiefly arboreal forest-dwellers and that somewhat resemble turkeys
Origin and Etymology of guan
alteration of earlier quam, probably from Kuna (Chibchan language of Panama) kwama
First Known Use: 1743
Seen and Heard
What made you want to look up guan? Please tell us where you read or heard it (including the quote, if possible).