let bygones be bygones

Другие идиомы:

• let (someone) have it (with both barrels)
• let out (something)
• let up on (someone or something)
• let (something) pass
• let one's hair down
• let (someone) down
• let (something) slip by
• let (someone) off
• let (something) slip (out)
• let (someone) in on (something)
• let on
• let it rip
• let the grass grow under one's feet
• let one's emotions show
• let well enough alone