water under the bridge
4 synonyms for water under the bridge, grouped by meaning and by how common each one is.
Noun phrase — Something unpleasant that happened in the past and is no longer worth being upset about.
Synonyms
Rare, literary or technical
Precise, but they will stand out — check the sense before using one.
How to use water under the bridge
The word patterns that sound natural to a native speaker.
Idiomatic and neutral; treated as uncountable, so say "it's water under the bridge", never "a water under the bridge". Usually said by the injured party as a signal that they have let it go.