Definitions

1. noun

the act of bringing shame or discredit upon someone or something; a breach of a moral or ethical code

“The politician’s scandal brought dishonour to her party.”

2. verb

to bring shame or discredit upon someone or something; to break a promise or fail to fulfill an obligation

“His actions dishonoured the trust that his friends had placed in him.”

3. verb (archaic)

to deprive (someone) of an honour or title

“She was dishonoured of her title after being found guilty of treason.”