lame duck

Từ điển Oxford Advanced Learner 8th

ˌlame ˈduck [lame duck] BrE NAmE noun
1. a person or an organization that is not very successful and that needs help
•The government should not spend money on helping lame ducks.
2. (US, informal)a politician or government whose period of office will soon end and who will not be elected again
•a lame-duck president/administration