Definition of strike back in English English dictionary
make a counterattack and return like for like, especially evil for evil; "The Empire strikes back"; "The Giants struck back and won the opener"; "The Israeli army retaliated for the Hamas bombing"
If you strike back, you harm or criticize someone who has harmed or criticized you. Our instinctive reaction when someone causes us pain is to strike back Sometimes, Kappy got angry and struck back at him in whatever way she could