\Dem"i*john\, n. [F. dame-jeanne, i.e., Lady Jane, a
corruption of Ar. damaj[=a]na, damj[=a]na, prob. fr. Damaghan
a town in the Persian province of Khorassan, once famous for
its glass works.]
A glass vessel or bottle with a large body and small neck,
inclosed in wickerwork.