a cold day in July

Noun

Meaning

a cold day in July (plural not attested)

(idiomatic, colloquial) The time of occurrence of an event that will never happen.
It'll be a cold day in July when that happens.

Source: en.wiktionary.org

Synonyms

when pigs fly when Hell freezes over a cold day in hell

Close letter words and terms

a cobra A cold a cold day in hell a comet a comforter a comic