hold the fort
US /hoʊld ðə fɔrt/
UK /hoʊld ðə fɔrt/

1.
자리를 지키다, 책임을 맡다, 대신하다
to take care of a place or situation while someone else is away
:
•
I'm going out for a bit, can you hold the fort until I get back?
잠깐 나갔다 올게, 내가 돌아올 때까지 자리를 지켜줄래?
•
While the manager was on vacation, his assistant had to hold the fort.
매니저가 휴가 중일 때, 그의 조수가 자리를 지켜야 했다.