let out (some kind of sound)

Другие идиомы:

• let (someone) off
• let (someone) have it (with both barrels)
• let (someone) down easy
• let (something) slide by
• let (someone) know (about something)
• let (someone) go
• let (something) loose
• let (someone) down
• let up
• let one's hair down
• let (something) slip by
• let down one's hair
• let (someone) in on (something)
• let it rip
• let go with (something)