let something out

Từ điển Oxford Advanced Learner 8th

ˌlet sth ˈout derived
1. to give a cry, etc
•to let out a scream of terror
•to let out a gasp of delight
Opp: hold in
2. to make a shirt, coat, etc. looser or larger
Opp: take in
Main entry: ↑let_derived