[Meaning someone/something] unheard. "And Phoebus (Apollo) sent me out... dishonored". [Meaning] he did not hear about [any of the things] on account of which he had come.[1]
In a special sense[2] Demosthenes in [the] Philippics speaks of [the "dishonored" man in the sense of] the man one can kill with impunity [3]; that is, someone one would kill without being liable to punishment, but be free of blame; it amounts to killing someone dishonored.