{v. phr.} To let the past be forgotten. * /After a long, angry quarrel the two boys agreed to let bygones be bygones and made friends again./ * /We should let bygones be bygones and try to get along with each other./ Syn.: FORGIVE AND FORGET. Compare: BURY THE HATCHET, LIVE AND LET LIVE.
LET BYGONES BE BYGONES
Meaning of LET BYGONES BE BYGONES in English
Slang English vocab. Английский сленговый словарь. 2012