lack or loss of honor; disgraceful or dishonest character or conduct.
2.
disgrace; ignominy; shame: His arrest brought dishonor to his family.
3.
an indignity; insult: to do someone a dishonor.
4.
a cause of shame or disgrace: He is a dishonor to his family.
5.
Commerce. failure or refusal of the drawee or intended acceptor of a bill of exchange or note to accept it or, if it is accepted, to pay and retire it.