noun: A traditional flat Scottish hat made of blue wool; a blue tam-o'-shanter.
noun: Someone who wears such a hat; a Scotsman, especially a Scottish soldier.
noun: Any of several blue flowering plants, especially cornflower, Centaurea cyanus, and plants of the genus Scabiosa.
noun: A blue Australian parrot, especially Northiella haematogaster.
noun: (US, regional) Any of several North American species of Lupinus common in the southwestern US, especially Lupinus texensis and Lupinus subcarnosus.
