drop it subject

Từ điển tiếng Anh - Cambridge Advanced Learners Dictionary

drop it/the subject idiom
to stop talking about something, especially because it is upsetting or annoying
• I don't want to talk about it anymore - let's drop the subject.
Thesaurus⁺: ↑Removing and getting rid of things ↑Taking things away from someone or somewhere
Main entry: drop_idiom