square up

Từ điển Oxford Advanced Learner 8th

▪ I. ˌsquare ˈup (to sb/sth) derived
1. to face a difficult situation and deal with it in a determined way
2. to face sb as if you are going to fight them
Main entry: ↑square_derived
 
▪ II. ˌsquare ˈup (with sb) derived
to pay money that you owe
•Can I leave you to square up with the waiter?
Main entry: ↑square_derived