1. (a.) Marked by shame or public disgrace; dishonorable; shameful\.

2. (a.) Deserving ignominy; despicable.

3. (a.) Humiliating; degrading; as, an ignominious judgment or sentence.

aberrant abnormal abominable atrocious criminal delinquent derogatory deviant discreditable disgraceful dishonorable disreputable evil hardly the thing ignoble illegal improper inappropriate incorrect indecorous infamous inglorious not done not the thing notorious off-base off-color out-of-line sacrilegious scandalous seamy shabby shady shameful shameless shoddy sinful sordid terrible undue unfit unfitting unlawful unpraiseworthy unrespectable unrighteous unsavory unseemly unsuitable wicked wrong wrongful