Definition of “sarcasm” - Learner’s Dictionary


noun [ U ] us uk /ˈsɑːkæzəm/

the use of remarks in way that says the opposite of what you mean in order to insult someone or show them that you are annoyed:

"Oh, I am sorry," she said, her voice heavy with sarcasm.

(Definition of “sarcasm” from the Cambridge Learner's Dictionary © Cambridge University Press)