·adj Of no value; rejected; useless.
II. Castaway ·noun One who, or that which, is cast away or shipwrecked.
III. Castaway ·noun One who is ruined; one who has made moral shipwreck; a reprobate.
Gr. adokimos, (1 Cor. 9:27), one regarded as unworthy (R.V., "rejected"); elsewhere rendered "reprob...
Easton's Bible Dictionary