let one's hair down
вести себя свободно, отдыхать и веселиться
After the dance, the college girls let their hair down and compared dates.
Другие идиомы:
- live and let live
- let (someone) off
- let oneself go
- make (someone's) hair curl
- tear one's hair out
- let (someone) down
- let things slide
- let (something) loose
- let up
- let (something) slip by
- let (something) slip (out)
- bad hair day
- let one's emotions show
- let it all hang out
- let up on (someone or something)