Definitions

1. noun

a contemptible or cowardly person

“The villainous character in the novel was a dastard who brought shame to his family.”

2. noun

a person who engages in underhanded or deceitful behavior

“The dastard behind the company’s financial scandal was finally exposed.”

3. verb

to behave in a cowardly or deceitful manner

“The politician dared not dastard, so she confessed to her wrongdoings.”