sit tight

Từ điển Oxford Advanced Learner 8th

ˌsit ˈtight idiom
1. to stay where you are rather than moving away or changing position
•We sat tight and waited to be rescued.
2. to stay in the same situation, without changing your mind or taking any action
•Shareholders are being advised to sit tight until the crisis passes.
Main entry: ↑sit_idiom