Easton's Bible Dictionary: M. G. Easton, M.A., D.D.
That which is rejected on account of its own worthlessness (Jer. 6:30; Heb. 6:8; Gr.adokimos, "rejected"). This word is also used with reference to persons cast away or rejected because they have failed to make use of opportunities offered them (1 Cor. 9:27; 2 Cor. 13:5-7).