Definitions:

1. An effective or adequate retort or response. NOUN
   • He had given Mrs. Carr a Ronald for her Oliver.
2. measure for measure, an adequate response noun
   • After what was done to us, I'd say its a Roland for an Oliver.
3. Retaliation or a retort equal to its provocation; a blow for a blow. NOUN
   • She's always ready with a Roland for an Oliver when her brother teases her.

Synonyms:

• An eye for an eye
• Payback
• Reciprocation
• Reprisal
• Revenge
• Tit for tat