toucan, n. [F., fr. Pg. tucano; from Brazilian name. ].
Any one of numerous species of fruit-eating birds of tropical America belonging to Ramphastos, Pteroglossus, and allied genera of the family Ramphastidæ. They have a very large, but light and thin, beak, often nearly as long as the body itself. Most of the species are brilliantly colored with red, yellow, white, and black in striking contrast. [1913 Webster]
A modern constellation of the southern hemisphere. [1913 Webster]