Not clear of or free from fault or blame; guilty, sinful; (also) corrupt. Cf. clear, adj. 15. Obsolete.

Not freed or cleared from wrongdoing, accusation, etc.; (also) not absolved from sin or guilt.

That cannot or may not be reprieved; (also) from which no reprieve can be given.

Of a person, group, etc.: lacking or unable to demonstrate good justification for an action, opinion, etc.; not vindicated or shown to be in the…

(un-, prefix1 affix 2.)

Not freed from the imputation of guilt or blame.