get the better of somebody

Từ điển Oxford Advanced Learner 8th

get the better of sb/sth idiom
to defeat sb/sth or gain an advantage
• No one can get the better of her in an argument.
•She always gets the better of an argument.
•His curiosity got the better of him (= he didn't intend to ask questions, but he wanted to know so badly that he did).
Main entry: ↑better_idiom