| Guan (n.) Any one of many species of large gallinaceous birds of Central and South America, belonging to Penelope, Pipile, Ortalis, and allied genera. Several of the species are often domesticated. |
| guan | any of several large turkey-like game birds of the family Cracidae, native to jungles of tropical America, resembling the curassows and valued as food |
| piping guan | a kind of guan |