1Not created or made. Chiefly Philosophy: existing without having been made.
rare Of a straight line: not extended in length.
3Of a play, script, etc.: that has not (yet) been staged or performed. Also of a playwright, screenwriter, etc.: not having had works produced.
Early 16th century; earliest use found in John Irland (c1440–1495), theologian. From un- + produce + -ed.