hold something down

Từ điển Oxford Advanced Learner 8th

ˌhold sthˈdown derived
1. to keep sth at a low level
•The rate of inflation must be held down.
2. no passive to keep a job for some time
•He was unable to hold down a job after his breakdown.
3. no passive (NAmE, informal)to limit sth, especially a noise
•Hold it down, will you? I'm trying to sleep!
Main entry: ↑hold_derived