O·sage or·ange Bot. An ornamental tree of the genus Maclura (Maclura aurantiaca), closely allied to the mulberry (Morus); also, its fruit. The tree was first found in the country of the Osage Indians, and bears a hard and inedible fruit of an orangelike appearance. See Bois d'arc.
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osage orange
n : small shrubby deciduous yellowwood tree of south central
United States having spines, glossy dark green leaves and
an inedible fruit that resembles an orange; its hard
orange-colored wood used for bows by native Americans;
frequently planted as boundary hedge [syn: bow wood, mock
orange, Maclura pomifera]