Definitions

1. adjective

having an unpleasant or disagreeable quality, especially in a way that is morally wrong or offensive.

“The nasty rumors about the company’s financial situation were causing a lot of concern.”

2. noun

something unpleasant or disagreeable.

“The nasty weather ruined our plans for a picnic.”

3. verb

to make something unpleasant or disagreeable, especially to insult or offend someone.

“He nastily criticized her work in front of the whole class.”