Definition of let bygones be bygones
- I know we've had our fights over the years, but I think it's time we let bygones be bygones.
: to cause to : make
: to give opportunity to or fail to prevent
used in the imperative to introduce a request or proposal
: something that impedes : obstruction
: a shot or point in racket games that does not count and must be replayed
: hinder, prevent
: small one
: article worn on
: gone by : past
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