reprobate [rɛprəˌbeɪt] a.
1.) Abandoned to punishment; hence, morally abandoned and lost; given up to vice; depraved.
2.) Of or pertaining to one who is given up to wickedness; as, reprobate conduct.
reprobate [rɛprəˌbeɪt] n.
1.) One morally abandoned and lost.
reprobate [rɛprəˌbeɪt] v.t.
1.) To disapprove with detestation or marks of extreme dislike; to condemn as unworthy; to disallow; to reject.
2.) To abandon to punishment without hope of pardon (GNU Collaborative International Dictionary of English).
Etymology: Latin reprobatus, past participle of reprobare, to disapprove or condemn.
"Examine yourselves, whether ye be in the faith; prove your own selves. Know ye not your own selves, how that Jesus Christ is in you, except ye be reprobates?" (2 Corinthians, Paul of Tarsus, ~55).